def _isSingleCharacter(keychr):
        """Check whether given keyboard character is a single character.

        Parameters: key character which will be checked.
        Returns: True when given key character is a single character.
        """
        if not keychr:
            return False
        # Regular character case.
        if len(keychr) == 1:
            return True
        # Tagged character case.
        return keychr.count('<') == 1 and keychr.count('>') == 1 and \
               keychr[0] == '<' and keychr[-1] == '>'
def _isSingleCharacter(keychr):
        """Check whether given keyboard character is a single character.

        Parameters: key character which will be checked.
        Returns: True when given key character is a single character.
        """
        if not keychr:
            return False
        # Regular character case.
        if len(keychr) == 1:
            return True
        # Tagged character case.
        return keychr.count('<') == 1 and keychr.count('>') == 1 and \
               keychr[0] == '<' and keychr[-1] == '>'
def _isSingleCharacter ( keychr ) : if not keychr : return False # Regular character case. if len ( keychr ) == 1 : return True # Tagged character case. return keychr . count ( '<' ) == 1 and keychr . count ( '>' ) == 1 and keychr [ 0 ] == '<' and keychr [ - 1 ] == '>'
Check whether given keyboard character is a single character.

        Parameters: key character which will be checked.
        Returns: True when given key character is a single character.
Check whether given keyboard character is a single character .