parameters: (self)
return_statement: return self.Extension()[1:] in ('c', 'cc', 'cpp', 'cxx')
docstring: File has a source file extension.
docstring_summary: File has a source file extension.
docstring_tokens: File has a source file extension .
function: def IsSource(self):
      """File has a source file extension."""
      return self.Extension()[1:] in ('c', 'cc', 'cpp', 'cxx')
function_tokens: def IsSource ( self ) : return self . Extension ( ) [ 1 : ] in ( 'c' , 'cc' , 'cpp' , 'cxx' )