def isnumber(self, string, *args):
        """Is number
        args:
            string (str): match
        returns:
            bool
        """
        try:
            n, u = utility.analyze_number(string)
        except SyntaxError:
            return False
        return True
def isnumber(self, string, *args):
        """Is number
        args:
            string (str): match
        returns:
            bool
        """
        try:
            n, u = utility.analyze_number(string)
        except SyntaxError:
            return False
        return True
def isnumber ( self , string , * args ) : try : n , u = utility . analyze_number ( string ) except SyntaxError : return False return True
Is number
        args:
            string (str): match
        returns:
            bool
Is number args : string ( str ) : match returns : bool