Removed whitespace and added dtools/bin/remove-whitespace as a tool to do this in the future.

The sed script was provided by Moritz Fischer.

17 files changed, 194 insertions, 194 deletions

diff --git a/gr-utils/src/python/gr_filter_design b/gr-utils/src/python/gr_filter_design
index e8703db4f..cc21ea5e7 100755
--- a/gr-utils/src/python/gr_filter_design
+++ b/gr-utils/src/python/gr_filter_design
@@ -76,9 +76,9 @@ class gr_plot_filter(QtGui.QMainWindow):
                            "High Pass", "Root Raised Cosine", "Gaussian")
         self.optFilters = ("Low Pass", "Band Pass", "Complex Band Pass",
                            "Band Notch", "High Pass")
-        
+
         self.set_windowed()
-                
+
         # Initialize to LPF
         self.gui.filterTypeWidget.setCurrentWidget(self.gui.firlpfPage)
 
@@ -211,19 +211,19 @@ class gr_plot_filter(QtGui.QMainWindow):
             self.gui.filterTypeWidget.setCurrentWidget(self.gui.gausPage)
 
         self.design()
-        
+
     def changed_filter_design_type(self, design):
         if(design == "Equiripple"):
             self.set_equiripple()
         else:
             self.set_windowed()
-            
+
         self.design()
 
     def set_equiripple(self):
         # Stop sending the signal for this function
         self.gui.filterTypeComboBox.blockSignals(True)
-        
+
         self.equiripple = True
         self.gui.lpfPassBandRippleLabel.setVisible(True)
         self.gui.lpfPassBandRippleEdit.setVisible(True)
@@ -252,11 +252,11 @@ class gr_plot_filter(QtGui.QMainWindow):
 
         # Tell gui its ok to start sending this signal again
         self.gui.filterTypeComboBox.blockSignals(False)
-        
+
     def set_windowed(self):
         # Stop sending the signal for this function
         self.gui.filterTypeComboBox.blockSignals(True)
-        
+
         self.equiripple = False
         self.gui.lpfPassBandRippleLabel.setVisible(False)
         self.gui.lpfPassBandRippleEdit.setVisible(False)
@@ -332,7 +332,7 @@ class gr_plot_filter(QtGui.QMainWindow):
 
         if(ret):
             tb = sb - pb
-            
+
             taps = gr.firdes.low_pass_2(gain, fs, pb, tb,
                                         atten, wintype)
             params = {"fs": fs, "gain": gain, "wintype": wintype,
@@ -341,7 +341,7 @@ class gr_plot_filter(QtGui.QMainWindow):
             return (taps, params, ret)
         else:
             return ([], [], ret)
-    
+
     def design_win_bpf(self, fs, gain, wintype):
         ret = True
         pb1,r = self.gui.startofBpfPassBandEdit.text().toDouble()
@@ -417,7 +417,7 @@ class gr_plot_filter(QtGui.QMainWindow):
         if(r):
             tb = pb - sb
             taps = gr.firdes.high_pass_2(gain, fs, pb, tb,
-                                         atten, wintype)            
+                                         atten, wintype)
             params = {"fs": fs, "gain": gain, "wintype": wintype,
                       "filttype": "hpf", "sbend": sb, "pbstart": pb,
                       "atten": atten, "ntaps": len(taps)}
@@ -490,7 +490,7 @@ class gr_plot_filter(QtGui.QMainWindow):
                 return (taps, params, ret)
         else:
             return ([], [], ret)
-    
+
     def design_opt_bpf(self, fs, gain):
         ret = True
         pb1,r = self.gui.startofBpfPassBandEdit.text().toDouble()
@@ -631,15 +631,15 @@ class gr_plot_filter(QtGui.QMainWindow):
             self.update_phase_curves()
         if(tab == 3):
             self.update_group_curves()
-        
+
     def get_fft(self, fs, taps, Npts):
         Ts = 1.0/fs
         fftpts = fftpack.fft(taps, Npts)
-        self.freq = scipy.arange(0, fs, 1.0/(Npts*Ts))        
+        self.freq = scipy.arange(0, fs, 1.0/(Npts*Ts))
         self.fftdB = 20.0*scipy.log10(abs(fftpts))
         self.fftDeg = scipy.unwrap(scipy.angle(fftpts))
         self.groupDelay = -scipy.diff(self.fftDeg)
-        
+
     def update_time_curves(self):
         ntaps = len(self.taps)
         if(ntaps > 0):
@@ -656,17 +656,17 @@ class gr_plot_filter(QtGui.QMainWindow):
                                            0, ntaps)
             self.gui.timePlot.setAxisScale(self.gui.timePlot.yLeft,
                                            ymin, ymax)
-            
+
             # Set the zoomer base to unzoom to the new axis
             self.timeZoomer.setZoomBase()
-            
+
             self.gui.timePlot.replot()
-        
+
     def update_freq_curves(self):
         npts = len(self.fftdB)
         if(npts > 0):
             self.freqcurve.setData(self.freq, self.fftdB)
-            
+
             # Reset the x-axis to the new time scale
             ymax = 1.5 * max(self.fftdB[0:npts/2])
             ymin = 1.1 * min(self.fftdB[0:npts/2])
@@ -676,10 +676,10 @@ class gr_plot_filter(QtGui.QMainWindow):
                                            xmin, xmax)
             self.gui.freqPlot.setAxisScale(self.gui.freqPlot.yLeft,
                                            ymin, ymax)
-            
+
             # Set the zoomer base to unzoom to the new axis
             self.freqZoomer.setZoomBase()
-            
+
             self.gui.freqPlot.replot()
 
 
@@ -687,7 +687,7 @@ class gr_plot_filter(QtGui.QMainWindow):
         npts = len(self.fftDeg)
         if(npts > 0):
             self.phasecurve.setData(self.freq, self.fftDeg)
-            
+
             # Reset the x-axis to the new time scale
             ymax = 1.5 * max(self.fftDeg[0:npts/2])
             ymin = 1.1 * min(self.fftDeg[0:npts/2])
@@ -697,17 +697,17 @@ class gr_plot_filter(QtGui.QMainWindow):
                                             xmin, xmax)
             self.gui.phasePlot.setAxisScale(self.gui.phasePlot.yLeft,
                                             ymin, ymax)
-            
+
             # Set the zoomer base to unzoom to the new axis
             self.phaseZoomer.setZoomBase()
-            
+
             self.gui.phasePlot.replot()
 
     def update_group_curves(self):
         npts = len(self.groupDelay)
         if(npts > 0):
             self.groupcurve.setData(self.freq, self.groupDelay)
-            
+
             # Reset the x-axis to the new time scale
             ymax = 1.5 * max(self.groupDelay[0:npts/2])
             ymin = 1.1 * min(self.groupDelay[0:npts/2])
@@ -717,10 +717,10 @@ class gr_plot_filter(QtGui.QMainWindow):
                                             xmin, xmax)
             self.gui.groupPlot.setAxisScale(self.gui.groupPlot.yLeft,
                                             ymin, ymax)
-            
+
             # Set the zoomer base to unzoom to the new axis
             self.groupZoomer.setZoomBase()
-            
+
             self.gui.groupPlot.replot()
 
     def action_save_dialog(self):
@@ -732,7 +732,7 @@ class gr_plot_filter(QtGui.QMainWindow):
                                                   ("Could not save to file: %s" % filename),
                                                   "&Ok")
             return
-            
+
         csvhandle = csv.writer(handle, delimiter=",")
         for k in self.params.keys():
             csvhandle.writerow([k, self.params[k]])
@@ -743,7 +743,7 @@ class gr_plot_filter(QtGui.QMainWindow):
         filename = QtGui.QFileDialog.getOpenFileName(self, "Open CSV Filter File", ".", "")
         if(len(filename) == 0):
             return
-        
+
         try:
             handle = open(filename, "rb")
         except IOError:
@@ -849,9 +849,9 @@ class gr_plot_filter(QtGui.QMainWindow):
         self.update_freq_curves()
         self.update_phase_curves()
         self.update_group_curves()
-        
+
         self.gui.nTapsEdit.setText(Qt.QString("%1").arg(self.taps.size))
-        
+
 
 def setup_options():
     usage="%prog: [options] (input_filename)"
diff --git a/gr-utils/src/python/gr_plot_char b/gr-utils/src/python/gr_plot_char
index 87a323c9c..a2b93a63c 100755
--- a/gr-utils/src/python/gr_plot_char
+++ b/gr-utils/src/python/gr_plot_char
@@ -1,24 +1,24 @@
 #!/usr/bin/env python
 #
 # Copyright 2007,2008 Free Software Foundation, Inc.
-# 
+#
 # This file is part of GNU Radio
-# 
+#
 # GNU Radio is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 3, or (at your option)
 # any later version.
-# 
+#
 # GNU Radio is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with GNU Radio; see the file COPYING.  If not, write to
 # the Free Software Foundation, Inc., 51 Franklin Street,
 # Boston, MA 02110-1301, USA.
-# 
+#
 
 try:
     import scipy
@@ -40,7 +40,7 @@ def main():
                       help="Specify where to start in the file [default=%default]")
     parser.add_option("-R", "--sample-rate", type="float", default=1.0,
                       help="Set the sampler rate of the data [default=%default]")
-    
+
     (options, args) = parser.parse_args ()
     if len(args) < 1:
         parser.print_help()
@@ -55,4 +55,4 @@ if __name__ == "__main__":
         main()
     except KeyboardInterrupt:
         pass
-    
+
diff --git a/gr-utils/src/python/gr_plot_const b/gr-utils/src/python/gr_plot_const
index 8873e5b7e..749ad035b 100755
--- a/gr-utils/src/python/gr_plot_const
+++ b/gr-utils/src/python/gr_plot_const
@@ -1,24 +1,24 @@
 #!/usr/bin/env python
 #
 # Copyright 2007,2008,2011 Free Software Foundation, Inc.
-# 
+#
 # This file is part of GNU Radio
-# 
+#
 # GNU Radio is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 3, or (at your option)
 # any later version.
-# 
+#
 # GNU Radio is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with GNU Radio; see the file COPYING.  If not, write to
 # the Free Software Foundation, Inc., 51 Franklin Street,
 # Boston, MA 02110-1301, USA.
-# 
+#
 
 try:
     import scipy
@@ -53,11 +53,11 @@ class draw_constellation:
         self.fig = figure(1, figsize=(16, 9), facecolor='w')
         rcParams['xtick.labelsize'] = self.axis_font_size
         rcParams['ytick.labelsize'] = self.axis_font_size
-        
+
         self.text_file     = figtext(0.10, 0.95, ("File: %s" % filename), weight="heavy", size=16)
         self.text_file_pos = figtext(0.10, 0.90, "File Position: ", weight="heavy", size=16)
         self.text_block    = figtext(0.40, 0.90, ("Block Size: %d" % self.block_length),
-                                     weight="heavy", size=16)        
+                                     weight="heavy", size=16)
         self.text_sr       = figtext(0.60, 0.90, ("Sample Rate: %.2f" % self.sample_rate),
                                      weight="heavy", size=16)
         self.make_plots()
@@ -90,7 +90,7 @@ class draw_constellation:
             if(len(iq) > 0):
                 self.reals = scipy.array([r.real for r in iq])
                 self.imags = scipy.array([i.imag for i in iq])
-                
+
                 self.time = scipy.array([i*(1/self.sample_rate) for i in range(len(self.reals))])
                 return True
             else:
@@ -102,7 +102,7 @@ class draw_constellation:
         self.hfile.seek(self.sizeof_data*self.start, 1)
 
         r = self.get_data()
-        
+
         # Subplot for real and imaginary parts of signal
         self.sp_iq = self.fig.add_subplot(2,1,1, position=[0.075, 0.2, 0.4, 0.6])
         self.sp_iq.set_title(("I&Q"), fontsize=self.title_font_size, fontweight="bold")
@@ -141,7 +141,7 @@ class draw_constellation:
         self.plot_const[0].set_data([self.reals, self.imags])
         self.sp_const.axis([-2, 2, -2, 2])
         draw()
-        
+
     def zoom(self, event):
         newxlim = scipy.array(self.sp_iq.get_xlim())
         curxlim = scipy.array(self.xlim)
@@ -163,7 +163,7 @@ class draw_constellation:
 
         if(find(event.key, forward_valid_keys)):
             self.step_forward()
-            
+
         elif(find(event.key, backward_valid_keys)):
             self.step_backward()
 
@@ -195,16 +195,16 @@ class draw_constellation:
         r = self.get_data()
         if(r):
             self.update_plots()
-    
-        
+
+
     def mouse_button_callback(self, event):
         x, y = event.xdata, event.ydata
-        
+
         if x is not None and y is not None:
             if(event.inaxes == self.sp_iq):
                 self.indx = searchsorted(self.time, [x])
                 self.set_trace(self.indx)
-                
+
 
     def set_trace(self, indx):
         self.plot_iq[2].set_data(self.time[indx], self.reals[indx])
@@ -212,13 +212,13 @@ class draw_constellation:
         self.plot_const[1].set_data(self.reals[indx], self.imags[indx])
         draw()
 
-            
+
 def find(item_in, list_search):
     try:
 	return list_search.index(item_in) != None
     except ValueError:
 	return False
-	
+
 
 def main():
     usage="%prog: [options] input_filename"
@@ -231,7 +231,7 @@ def main():
                       help="Specify where to start in the file [default=%default]")
     parser.add_option("-R", "--sample-rate", type="float", default=1.0,
                       help="Set the sampler rate of the data [default=%default]")
-    
+
     (options, args) = parser.parse_args ()
     if len(args) != 1:
         parser.print_help()
@@ -245,6 +245,6 @@ if __name__ == "__main__":
         main()
     except KeyboardInterrupt:
         pass
-    
+
 
 
diff --git a/gr-utils/src/python/gr_plot_fft b/gr-utils/src/python/gr_plot_fft
index 6859ea471..434348164 100644
--- a/gr-utils/src/python/gr_plot_fft
+++ b/gr-utils/src/python/gr_plot_fft
@@ -1,24 +1,24 @@
 #!/usr/bin/env python
 #
 # Copyright 2012 Free Software Foundation, Inc.
-# 
+#
 # This file is part of GNU Radio
-# 
+#
 # GNU Radio is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 3, or (at your option)
 # any later version.
-# 
+#
 # GNU Radio is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with GNU Radio; see the file COPYING.  If not, write to
 # the Free Software Foundation, Inc., 51 Franklin Street,
 # Boston, MA 02110-1301, USA.
-# 
+#
 
 from gnuradio.plot_fft_base import plot_fft_base
 
diff --git a/gr-utils/src/python/gr_plot_fft_c b/gr-utils/src/python/gr_plot_fft_c
index e4ee9c5a9..43e808d95 100755
--- a/gr-utils/src/python/gr_plot_fft_c
+++ b/gr-utils/src/python/gr_plot_fft_c
@@ -1,24 +1,24 @@
 #!/usr/bin/env python
 #
 # Copyright 2007,2008 Free Software Foundation, Inc.
-# 
+#
 # This file is part of GNU Radio
-# 
+#
 # GNU Radio is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 3, or (at your option)
 # any later version.
-# 
+#
 # GNU Radio is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with GNU Radio; see the file COPYING.  If not, write to
 # the Free Software Foundation, Inc., 51 Franklin Street,
 # Boston, MA 02110-1301, USA.
-# 
+#
 
 from gnuradio.plot_fft_base import plot_fft_base
 
@@ -27,7 +27,7 @@ from gnuradio.plot_fft_base import plot_fft_base
 def main():
     parser = plot_fft_base.setup_options()
     parser.remove_option("--data-type")
-    
+
     (options, args) = parser.parse_args ()
     if len(args) != 1:
         parser.print_help()
@@ -41,6 +41,6 @@ if __name__ == "__main__":
         main()
     except KeyboardInterrupt:
         pass
-    
+
 
 
diff --git a/gr-utils/src/python/gr_plot_fft_f b/gr-utils/src/python/gr_plot_fft_f
index 66c75a8ff..dee9b17de 100755
--- a/gr-utils/src/python/gr_plot_fft_f
+++ b/gr-utils/src/python/gr_plot_fft_f
@@ -1,24 +1,24 @@
 #!/usr/bin/env python
 #
 # Copyright 2007,2008 Free Software Foundation, Inc.
-# 
+#
 # This file is part of GNU Radio
-# 
+#
 # GNU Radio is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 3, or (at your option)
 # any later version.
-# 
+#
 # GNU Radio is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with GNU Radio; see the file COPYING.  If not, write to
 # the Free Software Foundation, Inc., 51 Franklin Street,
 # Boston, MA 02110-1301, USA.
-# 
+#
 
 from gnuradio.plot_fft_base import plot_fft_base
 
@@ -27,7 +27,7 @@ from gnuradio.plot_fft_base import plot_fft_base
 def main():
     parser = plot_fft_base.setup_options()
     parser.remove_option("--data-type")
-    
+
     (options, args) = parser.parse_args ()
     if len(args) != 1:
         parser.print_help()
@@ -41,6 +41,6 @@ if __name__ == "__main__":
         main()
     except KeyboardInterrupt:
         pass
-    
+
 
 
diff --git a/gr-utils/src/python/gr_plot_float b/gr-utils/src/python/gr_plot_float
index e5c22a315..22806e48a 100755
--- a/gr-utils/src/python/gr_plot_float
+++ b/gr-utils/src/python/gr_plot_float
@@ -1,24 +1,24 @@
 #!/usr/bin/env python
 #
 # Copyright 2007,2008 Free Software Foundation, Inc.
-# 
+#
 # This file is part of GNU Radio
-# 
+#
 # GNU Radio is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 3, or (at your option)
 # any later version.
-# 
+#
 # GNU Radio is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with GNU Radio; see the file COPYING.  If not, write to
 # the Free Software Foundation, Inc., 51 Franklin Street,
 # Boston, MA 02110-1301, USA.
-# 
+#
 
 try:
     import scipy
@@ -40,7 +40,7 @@ def main():
                       help="Specify where to start in the file [default=%default]")
     parser.add_option("-R", "--sample-rate", type="float", default=1.0,
                       help="Set the sampler rate of the data [default=%default]")
-    
+
     (options, args) = parser.parse_args ()
     if len(args) < 1:
         parser.print_help()
@@ -55,4 +55,4 @@ if __name__ == "__main__":
         main()
     except KeyboardInterrupt:
         pass
-    
+
diff --git a/gr-utils/src/python/gr_plot_int b/gr-utils/src/python/gr_plot_int
index b44d4360a..355ddf018 100755
--- a/gr-utils/src/python/gr_plot_int
+++ b/gr-utils/src/python/gr_plot_int
@@ -1,24 +1,24 @@
 #!/usr/bin/env python
 #
 # Copyright 2007,2008 Free Software Foundation, Inc.
-# 
+#
 # This file is part of GNU Radio
-# 
+#
 # GNU Radio is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 3, or (at your option)
 # any later version.
-# 
+#
 # GNU Radio is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with GNU Radio; see the file COPYING.  If not, write to
 # the Free Software Foundation, Inc., 51 Franklin Street,
 # Boston, MA 02110-1301, USA.
-# 
+#
 
 try:
     import scipy
@@ -40,7 +40,7 @@ def main():
                       help="Specify where to start in the file [default=%default]")
     parser.add_option("-R", "--sample-rate", type="float", default=1.0,
                       help="Set the sampler rate of the data [default=%default]")
-    
+
     (options, args) = parser.parse_args ()
     if len(args) < 1:
         parser.print_help()
@@ -55,4 +55,4 @@ if __name__ == "__main__":
         main()
     except KeyboardInterrupt:
         pass
-    
+
diff --git a/gr-utils/src/python/gr_plot_iq b/gr-utils/src/python/gr_plot_iq
index 316e60a75..bf8077b6b 100755
--- a/gr-utils/src/python/gr_plot_iq
+++ b/gr-utils/src/python/gr_plot_iq
@@ -1,24 +1,24 @@
 #!/usr/bin/env python
 #
 # Copyright 2007,2008,2011 Free Software Foundation, Inc.
-# 
+#
 # This file is part of GNU Radio
-# 
+#
 # GNU Radio is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 3, or (at your option)
 # any later version.
-# 
+#
 # GNU Radio is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with GNU Radio; see the file COPYING.  If not, write to
 # the Free Software Foundation, Inc., 51 Franklin Street,
 # Boston, MA 02110-1301, USA.
-# 
+#
 
 try:
     import scipy
@@ -53,7 +53,7 @@ class draw_iq:
         self.fig = figure(1, figsize=(16, 9), facecolor='w')
         rcParams['xtick.labelsize'] = self.axis_font_size
         rcParams['ytick.labelsize'] = self.axis_font_size
-        
+
         self.text_file     = figtext(0.10, 0.94, ("File: %s" % filename), weight="heavy", size=self.text_size)
         self.text_file_pos = figtext(0.10, 0.88, "File Position: ", weight="heavy", size=self.text_size)
         self.text_block    = figtext(0.40, 0.88, ("Block Size: %d" % self.block_length),
@@ -86,13 +86,13 @@ class draw_iq:
             self.reals = scipy.array([r.real for r in self.iq])
             self.imags = scipy.array([i.imag for i in self.iq])
             self.time = scipy.array([i*(1/self.sample_rate) for i in range(len(self.reals))])
-            
+
     def make_plots(self):
         # if specified on the command-line, set file pointer
         self.hfile.seek(self.sizeof_data*self.start, 1)
 
         self.get_data()
-        
+
         # Subplot for real and imaginary parts of signal
         self.sp_iq = self.fig.add_subplot(2,1,1, position=[0.075, 0.14, 0.85, 0.67])
         self.sp_iq.set_title(("I&Q"), fontsize=self.title_font_size, fontweight="bold")
@@ -111,14 +111,14 @@ class draw_iq:
                              1.5*max([self.reals.max(), self.imags.max()])])
         self.sp_iq.set_xlim(self.time.min(), self.time.max())
         draw()
-        
+
     def click(self, event):
         forward_valid_keys = [" ", "down", "right"]
         backward_valid_keys = ["up", "left"]
 
         if(find(event.key, forward_valid_keys)):
             self.step_forward()
-            
+
         elif(find(event.key, backward_valid_keys)):
             self.step_backward()
 
@@ -140,14 +140,14 @@ class draw_iq:
             self.hfile.seek(-self.hfile.tell(),1)
         self.get_data()
         self.update_plots()
-        
+
 
 def find(item_in, list_search):
     try:
 	return list_search.index(item_in) != None
     except ValueError:
 	return False
-	
+
 def main():
     usage="%prog: [options] input_filename"
     description = "Takes a GNU Radio complex binary file and displays the I&Q data versus time. You can set the block size to specify how many points to read in at a time and the start position in the file. By default, the system assumes a sample rate of 1, so in time, each sample is plotted versus the sample number. To set a true time axis, set the sample rate (-R or --sample-rate) to the sample rate used when capturing the samples."
@@ -159,7 +159,7 @@ def main():
                       help="Specify where to start in the file [default=%default]")
     parser.add_option("-R", "--sample-rate", type="float", default=1.0,
                       help="Set the sampler rate of the data [default=%default]")
-    
+
     (options, args) = parser.parse_args ()
     if len(args) != 1:
         parser.print_help()
@@ -173,6 +173,6 @@ if __name__ == "__main__":
         main()
     except KeyboardInterrupt:
         pass
-    
+
 
 
diff --git a/gr-utils/src/python/gr_plot_psd b/gr-utils/src/python/gr_plot_psd
index 658e7b297..059ca6b64 100644
--- a/gr-utils/src/python/gr_plot_psd
+++ b/gr-utils/src/python/gr_plot_psd
@@ -1,24 +1,24 @@
 #!/usr/bin/env python
 #
 # Copyright 2012 Free Software Foundation, Inc.
-# 
+#
 # This file is part of GNU Radio
-# 
+#
 # GNU Radio is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 3, or (at your option)
 # any later version.
-# 
+#
 # GNU Radio is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with GNU Radio; see the file COPYING.  If not, write to
 # the Free Software Foundation, Inc., 51 Franklin Street,
 # Boston, MA 02110-1301, USA.
-# 
+#
 
 from gnuradio.plot_psd_base import plot_psd_base
 
diff --git a/gr-utils/src/python/gr_plot_psd_c b/gr-utils/src/python/gr_plot_psd_c
index 192f263ec..fff2bff0f 100755
--- a/gr-utils/src/python/gr_plot_psd_c
+++ b/gr-utils/src/python/gr_plot_psd_c
@@ -1,24 +1,24 @@
 #!/usr/bin/env python
 #
 # Copyright 2008 Free Software Foundation, Inc.
-# 
+#
 # This file is part of GNU Radio
-# 
+#
 # GNU Radio is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 3, or (at your option)
 # any later version.
-# 
+#
 # GNU Radio is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with GNU Radio; see the file COPYING.  If not, write to
 # the Free Software Foundation, Inc., 51 Franklin Street,
 # Boston, MA 02110-1301, USA.
-# 
+#
 
 from optparse import OptionParser
 from gnuradio.plot_psd_base import plot_psd_base
@@ -42,6 +42,6 @@ if __name__ == "__main__":
         main()
     except KeyboardInterrupt:
         pass
-    
+
 
 
diff --git a/gr-utils/src/python/gr_plot_psd_f b/gr-utils/src/python/gr_plot_psd_f
index fab312645..ec6799479 100755
--- a/gr-utils/src/python/gr_plot_psd_f
+++ b/gr-utils/src/python/gr_plot_psd_f
@@ -1,24 +1,24 @@
 #!/usr/bin/env python
 #
 # Copyright 2008 Free Software Foundation, Inc.
-# 
+#
 # This file is part of GNU Radio
-# 
+#
 # GNU Radio is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 3, or (at your option)
 # any later version.
-# 
+#
 # GNU Radio is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with GNU Radio; see the file COPYING.  If not, write to
 # the Free Software Foundation, Inc., 51 Franklin Street,
 # Boston, MA 02110-1301, USA.
-# 
+#
 
 from optparse import OptionParser
 from gnuradio.plot_psd_base import plot_psd_base
@@ -42,6 +42,6 @@ if __name__ == "__main__":
         main()
     except KeyboardInterrupt:
         pass
-    
+
 
 
diff --git a/gr-utils/src/python/gr_plot_qt b/gr-utils/src/python/gr_plot_qt
index 937d0014b..153359f0c 100755
--- a/gr-utils/src/python/gr_plot_qt
+++ b/gr-utils/src/python/gr_plot_qt
@@ -55,12 +55,12 @@ class SpectrogramData(Qwt.QwtRasterData):
 
     def rasterHint(self, rect):
         return Qt.QSize(self.sp.shape[0], self.sp.shape[1])
-        
+
     def copy(self):
         return self
 
     def range(self):
-        
+
         return Qwt.QwtDoubleInterval(self.sp.min(), self.sp.max())
 
     def value(self, x, y):
@@ -77,7 +77,7 @@ class gr_plot_qt(QtGui.QMainWindow):
         QtGui.QWidget.__init__(self, parent)
         self.gui = Ui_MainWindow()
         self.gui.setupUi(self)
-                       
+
         self.filename = None
         self.block_length = options.block_length
         self.start = options.start
@@ -127,8 +127,8 @@ class gr_plot_qt(QtGui.QMainWindow):
         self.connect(self.gui.colorComboBox,
                      Qt.SIGNAL("activated (const QString&)"),
                      self.colorComboBoxEdit)
-        
-        
+
+
         # Set up line style combo box
         self.line_styles = {"None" : Qwt.QwtSymbol.NoSymbol,
                             "Circle" : Qwt.QwtSymbol.Ellipse,
@@ -290,7 +290,7 @@ class gr_plot_qt(QtGui.QMainWindow):
     def reload_file(self):
         if(self.filename):
             self.initialize(self.filename)
-        
+
     def initialize(self, filename):
         self.filename = filename
         self.hfile = open(filename, "r")
@@ -308,7 +308,7 @@ class gr_plot_qt(QtGui.QMainWindow):
         self.init_data_input()
         self.get_data(self.cur_start, self.cur_stop)
         self.get_psd()
-        self.get_specgram() 
+        self.get_specgram()
         self.gui.plotHBar.setSliderPosition(0)
         self.gui.plotHBar.setMaximum(self.signal_size-self.block_length)
 
@@ -322,7 +322,7 @@ class gr_plot_qt(QtGui.QMainWindow):
         self.signal_size = self.hfile.tell()/self.sizeof_data
         #print "Sizeof File: ", self.signal_size
         self.hfile.seek(0, os.SEEK_SET)
-        
+
     def get_data(self, start, end):
         if(end > start):
             self.hfile.seek(start*self.sizeof_data, os.SEEK_SET)
@@ -365,7 +365,7 @@ class gr_plot_qt(QtGui.QMainWindow):
                                       noverlap=self.specfftsize/4.0,
                                       window=winpoints,
                                       scale_by_freq=False)
-        
+
         self.iq_spec = 10.0*scipy.log10(abs(iq_spec))
         self.spec_f = f
         self.spec_t = t
@@ -379,7 +379,7 @@ class gr_plot_qt(QtGui.QMainWindow):
         self.specfftsize = fftSize.toInt()[0]
         self.get_specgram()
         self.update_specgram_curves()
-        
+
     def colorComboBoxEdit(self, colorSelection):
         colorstr = str(colorSelection.toAscii())
         color_func = self.color_modes[colorstr]
@@ -443,7 +443,7 @@ class gr_plot_qt(QtGui.QMainWindow):
             tend = self.cur_stop / self.sample_rate
             self.gui.fileTimeStartLineEdit.setText(Qt.QString("%1").arg(tstart))
             self.gui.fileTimeStopLineEdit.setText(Qt.QString("%1").arg(tend))
-            
+
             self.get_data(self.cur_start, self.cur_stop)
 
             self.update_time_curves()
@@ -456,7 +456,7 @@ class gr_plot_qt(QtGui.QMainWindow):
                 self.set_file_pos_box(self.cur_start, self.cur_stop)
             except AttributeError:
                 pass
-            
+
 
     def file_time_changed(self):
         tstart = self.gui.fileTimeStartLineEdit.text().toDouble()
@@ -548,16 +548,16 @@ class gr_plot_qt(QtGui.QMainWindow):
 
         # Set the zoomer base to unzoom to the new axis
         self.timeZoomer.setZoomBase()
-    
+
         self.gui.timePlot.replot()
-        
+
     def update_psd_curves(self):
         self.psdcurve.setData(self.freq, self.iq_psd)
 
         self.gui.freqPlot.setAxisScale(self.gui.freqPlot.xBottom,
                                        min(self.freq),
                                        max(self.freq))
-                                       
+
         # Set the zoomer base to unzoom to the new axis
         self.freqZoomer.setZoomBase()
 
@@ -579,10 +579,10 @@ class gr_plot_qt(QtGui.QMainWindow):
         self.gui.specPlot.setAxisScale(self.gui.specPlot.yLeft,
                                        min(self.spec_t),
                                        max(self.spec_t))
-        self.gui.specPlot.setAxisScale(self.gui.specPlot.yRight, 
+        self.gui.specPlot.setAxisScale(self.gui.specPlot.yRight,
                                        self.iq_spec.min(),
                                        self.iq_spec.max())
- 
+
         # Set the zoomer base to unzoom to the new axis
         self.specZoomer.setZoomBase()
 
@@ -604,7 +604,7 @@ class gr_plot_qt(QtGui.QMainWindow):
         self.rcurve.setSymbol(self.rsym)
         self.icurve.setSymbol(self.isym)
         self.gui.timePlot.replot()
-    
+
     def color_black_on_white(self):
         blue = QtGui.qRgb(0x00, 0x00, 0xFF)
         red = QtGui.qRgb(0xFF, 0x00, 0x00)
@@ -636,7 +636,7 @@ class gr_plot_qt(QtGui.QMainWindow):
         whiteBrush = Qt.QBrush(Qt.QColor("white"))
         whiteBrush = Qt.QBrush(Qt.QColor(white))
         redBrush = Qt.QBrush(Qt.QColor(red))
-        
+
         self.gui.timePlot.setCanvasBackground(QtGui.QColor("black"))
         self.gui.freqPlot.setCanvasBackground(QtGui.QColor("black"))
         self.timeZoomer.setTrackerPen(Qt.QPen(whiteBrush, self.pen_width))
@@ -658,7 +658,7 @@ class gr_plot_qt(QtGui.QMainWindow):
         whiteBrush = Qt.QBrush(Qt.QColor("white"))
         greenBrush = Qt.QBrush(Qt.QColor(green))
         redBrush = Qt.QBrush(Qt.QColor(red))
-        
+
         self.gui.timePlot.setCanvasBackground(QtGui.QColor("black"))
         self.gui.freqPlot.setCanvasBackground(QtGui.QColor("black"))
         self.timeZoomer.setTrackerPen(Qt.QPen(whiteBrush, self.pen_width))
@@ -679,7 +679,7 @@ class gr_plot_qt(QtGui.QMainWindow):
         whiteBrush = Qt.QBrush(Qt.QColor("white"))
         blueBrush = Qt.QBrush(Qt.QColor(blue))
         redBrush = Qt.QBrush(Qt.QColor(red))
-        
+
         self.gui.timePlot.setCanvasBackground(QtGui.QColor("black"))
         self.gui.freqPlot.setCanvasBackground(QtGui.QColor("black"))
         self.timeZoomer.setTrackerPen(Qt.QPen(whiteBrush, self.pen_width))
diff --git a/gr-utils/src/python/gr_plot_short b/gr-utils/src/python/gr_plot_short
index 3466e0b7d..702a2a94a 100755
--- a/gr-utils/src/python/gr_plot_short
+++ b/gr-utils/src/python/gr_plot_short
@@ -1,24 +1,24 @@
 #!/usr/bin/env python
 #
 # Copyright 2007,2008 Free Software Foundation, Inc.
-# 
+#
 # This file is part of GNU Radio
-# 
+#
 # GNU Radio is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 3, or (at your option)
 # any later version.
-# 
+#
 # GNU Radio is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with GNU Radio; see the file COPYING.  If not, write to
 # the Free Software Foundation, Inc., 51 Franklin Street,
 # Boston, MA 02110-1301, USA.
-# 
+#
 
 try:
     import scipy
@@ -40,7 +40,7 @@ def main():
                       help="Specify where to start in the file [default=%default]")
     parser.add_option("-R", "--sample-rate", type="float", default=1.0,
                       help="Set the sampler rate of the data [default=%default]")
-    
+
     (options, args) = parser.parse_args ()
     if len(args) < 1:
         parser.print_help()
@@ -55,4 +55,4 @@ if __name__ == "__main__":
         main()
     except KeyboardInterrupt:
         pass
-    
+
diff --git a/gr-utils/src/python/plot_data.py b/gr-utils/src/python/plot_data.py
index 15012e589..242ca2a4b 100644
--- a/gr-utils/src/python/plot_data.py
+++ b/gr-utils/src/python/plot_data.py
@@ -1,23 +1,23 @@
 #
 # Copyright 2007,2008,2011 Free Software Foundation, Inc.
-# 
+#
 # This file is part of GNU Radio
-# 
+#
 # GNU Radio is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 3, or (at your option)
 # any later version.
-# 
+#
 # GNU Radio is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with GNU Radio; see the file COPYING.  If not, write to
 # the Free Software Foundation, Inc., 51 Franklin Street,
 # Boston, MA 02110-1301, USA.
-# 
+#
 
 try:
     import scipy
@@ -57,7 +57,7 @@ class plot_data:
         self.fig = figure(1, figsize=(16, 9), facecolor='w')
         rcParams['xtick.labelsize'] = self.axis_font_size
         rcParams['ytick.labelsize'] = self.axis_font_size
-        
+
         self.text_file_pos = figtext(0.10, 0.88, "File Position: ", weight="heavy", size=self.text_size)
         self.text_block    = figtext(0.40, 0.88, ("Block Size: %d" % self.block_length),
                                      weight="heavy", size=self.text_size)
@@ -78,7 +78,7 @@ class plot_data:
         self.manager = get_current_fig_manager()
         connect('key_press_event', self.click)
         show()
-        
+
     def get_data(self, hfile):
         self.text_file_pos.set_text("File Position: %d" % (hfile.tell()//self.sizeof_data))
         try:
@@ -88,7 +88,7 @@ class plot_data:
         else:
             self.f = scipy.array(f)
             self.time = scipy.array([i*(1/self.sample_rate) for i in range(len(self.f))])
-        
+
     def make_plots(self):
         self.sp_f = self.fig.add_subplot(2,1,1, position=[0.075, 0.2, 0.875, 0.6])
         self.sp_f.set_title(("Amplitude"), fontsize=self.title_font_size, fontweight="bold")
@@ -104,7 +104,7 @@ class plot_data:
             hf.seek(self.sizeof_data*self.start, 1)
 
             self.get_data(hf)
-        
+
             # Subplot for real and imaginary parts of signal
             self.plot_f += plot(self.time, self.f, 'o-')
             maxval = max(maxval, self.f.max())
@@ -126,16 +126,16 @@ class plot_data:
             minval = min(minval, self.f.min())
 
         self.sp_f.set_ylim([1.5*minval, 1.5*maxval])
-        
+
         draw()
-        
+
     def click(self, event):
         forward_valid_keys = [" ", "down", "right"]
         backward_valid_keys = ["up", "left"]
 
         if(find(event.key, forward_valid_keys)):
             self.step_forward()
-            
+
         elif(find(event.key, backward_valid_keys)):
             self.step_backward()
 
@@ -156,7 +156,7 @@ class plot_data:
             else:
                 hf.seek(-hf.tell(),1)
         self.update_plots()
-        
+
 
 def find(item_in, list_search):
     try:
diff --git a/gr-utils/src/python/plot_fft_base.py b/gr-utils/src/python/plot_fft_base.py
index 0b5df504b..4afdc3a36 100755
--- a/gr-utils/src/python/plot_fft_base.py
+++ b/gr-utils/src/python/plot_fft_base.py
@@ -1,24 +1,24 @@
 #!/usr/bin/env python
 #
 # Copyright 2007,2008,2011 Free Software Foundation, Inc.
-# 
+#
 # This file is part of GNU Radio
-# 
+#
 # GNU Radio is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 3, or (at your option)
 # any later version.
-# 
+#
 # GNU Radio is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with GNU Radio; see the file COPYING.  If not, write to
 # the Free Software Foundation, Inc., 51 Franklin Street,
 # Boston, MA 02110-1301, USA.
-# 
+#
 
 try:
     import scipy
@@ -54,7 +54,7 @@ class plot_fft_base:
         self.fig = figure(1, figsize=(16, 12), facecolor='w')
         rcParams['xtick.labelsize'] = self.axis_font_size
         rcParams['ytick.labelsize'] = self.axis_font_size
-        
+
         self.text_file     = figtext(0.10, 0.94, ("File: %s" % filename), weight="heavy", size=self.text_size)
         self.text_file_pos = figtext(0.10, 0.88, "File Position: ", weight="heavy", size=self.text_size)
         self.text_block    = figtext(0.35, 0.88, ("Block Size: %d" % self.block_length),
@@ -77,7 +77,7 @@ class plot_fft_base:
         connect('draw_event', self.zoom)
         connect('key_press_event', self.click)
         show()
-        
+
     def get_data(self):
         self.position = self.hfile.tell()/self.sizeof_data
         self.text_file_pos.set_text("File Position: %d" % (self.position))
@@ -87,7 +87,7 @@ class plot_fft_base:
             print "End of File"
         else:
             self.iq_fft = self.dofft(self.iq)
-            
+
             tstep = 1.0 / self.sample_rate
             #self.time = scipy.array([tstep*(self.position + i) for i in xrange(len(self.iq))])
             self.time = scipy.array([tstep*(i) for i in xrange(len(self.iq))])
@@ -107,7 +107,7 @@ class plot_fft_base:
         Fn = 0.5 * sample_rate
         freq = scipy.array([-Fn + i*Fs for i in xrange(N)])
         return freq
-        
+
     def make_plots(self):
         # if specified on the command-line, set file pointer
         self.hfile.seek(self.sizeof_data*self.start, 1)
@@ -125,7 +125,7 @@ class plot_fft_base:
         self.sp_fft.set_ylabel("Power Spectrum (dBm)", fontsize=self.label_font_size, fontweight="bold")
 
         self.get_data()
-        
+
         self.plot_iq  = self.sp_iq.plot([], 'bo-') # make plot for reals
         self.plot_iq += self.sp_iq.plot([], 'ro-') # make plot for imags
         self.draw_time()                           # draw the plot
@@ -155,7 +155,7 @@ class plot_fft_base:
 
         self.xlim = self.sp_iq.get_xlim()
         draw()
-        
+
     def zoom(self, event):
         newxlim = scipy.array(self.sp_iq.get_xlim())
         curxlim = scipy.array(self.xlim)
@@ -168,10 +168,10 @@ class plot_fft_base:
 
             iq = self.iq[xmin : xmax]
             time = self.time[xmin : xmax]
-            
+
             iq_fft = self.dofft(iq)
             freq = self.calc_freq(time, self.sample_rate)
-            
+
             self.plot_fft[0].set_data(freq, iq_fft)
             self.sp_fft.axis([freq.min(), freq.max(),
                               iq_fft.min()-10, iq_fft.max()+10])
@@ -184,7 +184,7 @@ class plot_fft_base:
 
         if(find(event.key, forward_valid_keys)):
             self.step_forward()
-            
+
         elif(find(event.key, backward_valid_keys)):
             self.step_backward()
 
@@ -244,6 +244,6 @@ if __name__ == "__main__":
         main()
     except KeyboardInterrupt:
         pass
-    
+
 
 
diff --git a/gr-utils/src/python/plot_psd_base.py b/gr-utils/src/python/plot_psd_base.py
index 78eed5f71..fe3c9e12b 100755
--- a/gr-utils/src/python/plot_psd_base.py
+++ b/gr-utils/src/python/plot_psd_base.py
@@ -1,24 +1,24 @@
 #!/usr/bin/env python
 #
 # Copyright 2007,2008,2010,2011 Free Software Foundation, Inc.
-# 
+#
 # This file is part of GNU Radio
-# 
+#
 # GNU Radio is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 3, or (at your option)
 # any later version.
-# 
+#
 # GNU Radio is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with GNU Radio; see the file COPYING.  If not, write to
 # the Free Software Foundation, Inc., 51 Franklin Street,
 # Boston, MA 02110-1301, USA.
-# 
+#
 
 try:
     import scipy
@@ -60,7 +60,7 @@ class plot_psd_base:
         self.fig = figure(1, figsize=(16, 12), facecolor='w')
         rcParams['xtick.labelsize'] = self.axis_font_size
         rcParams['ytick.labelsize'] = self.axis_font_size
-        
+
         self.text_file     = figtext(0.10, 0.95, ("File: %s" % filename),
                                      weight="heavy", size=self.text_size)
         self.text_file_pos = figtext(0.10, 0.92, "File Position: ",
@@ -85,7 +85,7 @@ class plot_psd_base:
         connect('draw_event', self.zoom)
         connect('key_press_event', self.click)
         show()
-        
+
     def get_data(self):
         self.position = self.hfile.tell()/self.sizeof_data
         self.text_file_pos.set_text("File Position: %d" % self.position)
@@ -101,13 +101,13 @@ class plot_psd_base:
                 tstep = 1.0 / self.sample_rate
                 #self.time = scipy.array([tstep*(self.position + i) for i in xrange(len(self.iq))])
                 self.time = scipy.array([tstep*(i) for i in xrange(len(self.iq))])
-                
+
                 self.iq_psd, self.freq = self.dopsd(self.iq)
                 return True
             else:
                 print "End of File"
                 return False
-          
+
     def dopsd(self, iq):
         ''' Need to do this here and plot later so we can do the fftshift '''
         overlap = self.psdfftsize/4
@@ -125,7 +125,7 @@ class plot_psd_base:
         iqdims = [[0.075, 0.2, 0.4, 0.6], [0.075, 0.55, 0.4, 0.3]]
         psddims = [[0.575, 0.2, 0.4, 0.6], [0.575, 0.55, 0.4, 0.3]]
         specdims = [0.2, 0.125, 0.6, 0.3]
-        
+
         # Subplot for real and imaginary parts of signal
         self.sp_iq = self.fig.add_subplot(2,2,1, position=iqdims[self.dospec])
         self.sp_iq.set_title(("I&Q"), fontsize=self.title_font_size, fontweight="bold")
@@ -139,7 +139,7 @@ class plot_psd_base:
         self.sp_psd.set_ylabel("Power Spectrum (dBm)", fontsize=self.label_font_size, fontweight="bold")
 
         r = self.get_data()
-        
+
         self.plot_iq  = self.sp_iq.plot([], 'bo-') # make plot for reals
         self.plot_iq += self.sp_iq.plot([], 'ro-') # make plot for imags
         self.draw_time(self.time, self.iq)         # draw the plot
@@ -156,7 +156,7 @@ class plot_psd_base:
             self.sp_spec.set_ylabel("Frequency (Hz)", fontsize=self.label_font_size, fontweight="bold")
 
             self.draw_spec(self.time, self.iq)
-        
+
         draw()
 
     def draw_time(self, t, iq):
@@ -189,9 +189,9 @@ class plot_psd_base:
             self.draw_spec(self.time, self.iq)
 
         self.xlim = scipy.array(self.sp_iq.get_xlim()) # so zoom doesn't get called
-        
+
         draw()
-        
+
     def zoom(self, event):
         newxlim = scipy.array(self.sp_iq.get_xlim())
         curxlim = scipy.array(self.xlim)
@@ -205,7 +205,7 @@ class plot_psd_base:
             time = scipy.array(self.time[xmin : xmax])
 
             iq_psd, freq = self.dopsd(iq)
-            
+
             self.draw_psd(freq, iq_psd)
             self.xlim = scipy.array(self.sp_iq.get_xlim())
 
@@ -217,7 +217,7 @@ class plot_psd_base:
 
         if(find(event.key, forward_valid_keys)):
             self.step_forward()
-            
+
         elif(find(event.key, backward_valid_keys)):
             self.step_backward()
 
@@ -241,7 +241,7 @@ class plot_psd_base:
         r = self.get_data()
         if(r):
             self.update_plots()
-        
+
     @staticmethod
     def setup_options():
         usage="%prog: [options] input_filename"
@@ -287,6 +287,6 @@ if __name__ == "__main__":
         main()
     except KeyboardInterrupt:
         pass
-    
+