1 files changed, 84 insertions, 0 deletions
diff --git a/two_column.py b/two_column.py
new file mode 100755
index 0000000..4134b2e
--- /dev/null
+++ b/two_column.py
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+#!/usr/bin/env python
+# This script generates two column format from the script file. 
+import re, optparse
+
+num = 0
+content = {}
+
+def parse_script(script):
+    """Parse the file, and get each cell's content into a dictionary."""
+    where = 'HEAD'
+    txt = ''
+    global num
+    for line in open(script):
+        if line.startswith('..'):
+            loc = re.findall(".. ((L|R)(\d+))", line)
+            if loc:
+                # Next cell has been found
+                # Save previous cell data 
+                content[where] = txt
+
+                txt = ''
+                where = loc[0][0]
+                num = int(loc[0][2]) if int(loc[0][2]) > num else num
+                continue
+            else:
+                pass
+        txt += line
+    content[where] = txt  # Saving the content of the last cell. 
+
+def write_two_col(content, two_col):
+    """ Write the content to a file, in two column format."""
+    f = open(two_col, 'w')
+    f.write('%s' %content['HEAD'])
+
+    f.write("\n\n+%s+%s+\n" %('-'*82, '-'*82))
+    for i in range(1, num+1):
+        l = '%s%s' %('L', i)
+        r = '%s%s' %('R', i)
+
+        # Split each side text into individual lines
+        if l in content:
+            ltext = content[l].strip().splitlines()
+        else:
+            ltext = ['']
+        if r in content:
+            rtext = content[r].strip().splitlines()
+        else:
+            rtext = ['']
+
+        # Ensure that both sides have the same number of lines
+        ltext.extend(['']*(len(rtext) - len(ltext)))
+        rtext.extend(['']*(len(ltext) - len(rtext)))
+
+        # Write each of the lines in respective columns
+        for k in range(len(ltext)):
+            f.write("| %-80s | %-80s |\n" %(ltext[k], rtext[k]))
+
+        # Horizontal division
+        f.write("+%s+%s+\n" %('-'*82, '-'*82))
+
+    f.close()
+
+if __name__ == '__main__':
+    parser = optparse.OptionParser()
+    parser.add_option("-i", default="script.rst", dest="input",
+                      help="Input file. 'script.rst' is used by default.")
+    parser.add_option("-o", default="script2col.rst", dest="output",
+                      help="Output file. script2col.rst is used by default.")
+
+    parser.description = """Converts a script file into two column format."""
+
+    parser.epilog = \
+    """Make sure that you check the validity of the formatting of both
+the INPUT and the OUTPUT files, using rst2html. Also, Make sure that
+each line, in the INPUT file, is less than 80 chars long."""
+    
+    (options, args) = parser.parse_args()
+
+    script, two_col = options.input, options.output
+
+    parse_script(script)
+    write_two_col(content, two_col)
+
+    print "Converted %s to 2 column format and saved as %s" %(script, two_col)