third_party/stdlib/optparse.py
def _update_careful(self, dict):
        """
        Update the option values from an arbitrary dictionary, but only
        use keys from dict that already have a corresponding attribute
        in self.  Any keys in dict without a corresponding attribute
        are silently ignored.
        """
        for attr in dir(self):
            if attr in dict:
                dval = dict[attr]
                if dval is not None:
                    setattr(self, attr, dval)
def _update_careful(self, dict):
        """
        Update the option values from an arbitrary dictionary, but only
        use keys from dict that already have a corresponding attribute
        in self.  Any keys in dict without a corresponding attribute
        are silently ignored.
        """
        for attr in dir(self):
            if attr in dict:
                dval = dict[attr]
                if dval is not None:
                    setattr(self, attr, dval)
Update the option values from an arbitrary dictionary, but only
        use keys from dict that already have a corresponding attribute
        in self.  Any keys in dict without a corresponding attribute
        are silently ignored.