adds pep8 changes

2 files changed, 40 insertions, 38 deletions

diff --git a/yaksh/compare_stdio.py b/yaksh/compare_stdio.py
index 3b1b998..c9c631f 100644
--- a/yaksh/compare_stdio.py
+++ b/yaksh/compare_stdio.py
@@ -4,40 +4,42 @@ except ImportError:
     from itertools import izip_longest as zip_longest
 
 class CompareOutputs(object):
-	
-	def _incorrect_user_lines(self, exp_lines, user_lines):
-	    err_line_no = []
-	    for i, (expected_line, user_line) in enumerate(zip_longest(exp_lines, user_lines)):
-	        if not user_line or not expected_line:
-	            err_line_no.append(i)
-	        else:
-	            if user_line.strip() != expected_line.strip():
-	                err_line_no.append(i)
-	    return err_line_no
-	
-	def compare_outputs(self, expected_output, user_output,given_input=None):
-	    given_lines = user_output.splitlines()
-	    exp_lines = expected_output.splitlines()
-	    # if given_input:
-	    #     given_input =  given_input.splitlines()
-	    msg = {"given_input":given_input,
-	           "expected_output": exp_lines,
-	           "user_output":given_lines
-	            }
-	    ng = len(given_lines)
-	    ne = len(exp_lines)
-	    if ng != ne:
-	        err_line_no = self._incorrect_user_lines(exp_lines, given_lines)
-	        msg["error_no"] = err_line_no
-	        msg["error"] = "Incorrect Answer: We had expected {0} number of lines. We got {1} number of lines.".format(ne, ng)
-	        return False, msg
-	    else:
-	        err_line_no = self._incorrect_user_lines(exp_lines, given_lines)
-	        if err_line_no:
-	            msg["error_no"] = err_line_no
-	            msg["error"] = "Incorrect Answer: Line number(s) {0} did not match."\
-	                            .format(", ".join(map(str,[x+1 for x in err_line_no])))
-	            return False, msg
-	        else:
-	            msg["error"] = "Correct answer"
-	            return True, msg
+    
+    def _incorrect_user_lines(self, exp_lines, user_lines):
+        err_line_no = []
+        for i, (expected_line, user_line) in \
+         enumerate(zip_longest(exp_lines, user_lines)):
+            if not user_line or not expected_line:
+                err_line_no.append(i)
+            else:
+                if user_line.strip() != expected_line.strip():
+                    err_line_no.append(i)
+        return err_line_no
+    
+    def compare_outputs(self, expected_output, user_output,given_input=None):
+        given_lines = user_output.splitlines()
+        exp_lines = expected_output.splitlines()
+        msg = {"given_input":given_input,
+               "expected_output": exp_lines,
+               "user_output":given_lines
+                }
+        ng = len(given_lines)
+        ne = len(exp_lines)
+        if ng != ne:
+            err_line_no = self._incorrect_user_lines(exp_lines, given_lines)
+            msg["error_no"] = err_line_no
+            msg["error"] = "Incorrect Answer: \
+                           We had expected {0} number of lines. \
+                           We got {1} number of lines. ".format(ne, ng)
+            return False, msg
+        else:
+            err_line_no = self._incorrect_user_lines(exp_lines, given_lines)
+            if err_line_no:
+                msg["error_no"] = err_line_no
+                msg["error"] = "Incorrect Answer: "\
+                               "Line number(s) {0} did not match."\
+                            .format(", ".join(map(str,[x+1 for x in err_line_no])))
+                return False, msg
+            else:
+                msg["error"] = "Correct answer"
+                return True, msg
diff --git a/yaksh/templatetags/custom_filters.py b/yaksh/templatetags/custom_filters.py
index 35ae795..693dc2b 100644
--- a/yaksh/templatetags/custom_filters.py
+++ b/yaksh/templatetags/custom_filters.py
@@ -23,4 +23,4 @@ def inprogress(answerpaper):
 
 @register.filter(name='zip')
 def zip_longest_out(a, b):
-	return zip_longest(a, b)
\ No newline at end of file
+	return zip_longest(a, b)