INNER CODE UNIT · Python

dot_help

probcomp/bayeslite · shell/src/core.py:151

    def dot_help(self, line):
        '''show help for commands
        [<cmd> ...]

        Show help for commands.  With no arguments, list all commands.
        '''
        tokens = line.split()
        if len(tokens) == 0:
            pad = max(1 + len(cmd) for cmd in self._cmds)
            for cmnd in sorted(self._cmds):
                method = getattr(self, 'do_.%s' % (cmnd,))
                if method.__doc__ is not None:
                    doc = [l.strip() for l in method.__doc__.splitlines()]
                else:
                    doc = ['', '']
                assert 1 < len(doc)
                self.stdout.write(' %*s    %s\n' % (pad, '.' + cmnd, doc[0]))
            self.stdout.write('Type `.help <cmd>\''

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