parameters: (self)
return_statement: return list(self.iterkeys())
docstring: Return a list of keys.
docstring_summary: Return a list of keys.
docstring_tokens: Return a list of keys .
function: def keys(self):
          """Return a list of keys."""
          return list(self.iterkeys())
function_tokens: def keys ( self ) : return list ( self . iterkeys ( ) )