(self)
Checks to determine if a source parameter was provided to the program.
        Returns string name of source or None if a source is not provided

        Argument(s):
        No arguments are required.

        Return value(s):
        string -- String source name based on source parameter to program.
        None -- If the -s parameter is not used.

        Restriction(s):
        This Method is tagged as a Property.
Checks to determine if a source parameter was provided to the program.
        Returns string name of source or None if a source is not provided
Checks to determine if a source parameter was provided to the program . Returns string name of source or None if a source is not provided
def Source(self):
        """
        Checks to determine if a source parameter was provided to the program.
        Returns string name of source or None if a source is not provided

        Argument(s):
        No arguments are required.

        Return value(s):
        string -- String source name based on source parameter to program.
        None -- If the -s parameter is not used.

        Restriction(s):
        This Method is tagged as a Property.
        """
        if self.hasSource():
            return self.args.source
        else:
            return None
def Source ( self ) : if self . hasSource ( ) : return self . args . source else : return None