Merge pull request #13 from pixelneo/no-params

Function with no arguments

Author: pixelneo

python/asthelper.py

@@ -99,7 +99,7 @@ def visit_FunctionDef(self, node):
         if self.parent:
             for arg in node.args.args:
                 self.arguments.append(arg.arg)
-            if self.arguments[0] == 'self' or self.arguments[0] == 'cls':
+            if len(self.arguments) > 0 and (self.arguments[0] == 'self' or self.arguments[0] == 'cls'):
                 self.arguments.pop(0)
 
             self.returns = new_visitor.returns