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How to use cmd2py_newparser method in fMBT

Best Python code snippet using fMBT_python

pycosh.py

Source:pycosh.py

...147    _CMD_GROUP = (recb.pattern(r"\(\s*") +148                  _CMD_PIPE_SEQ +149                  recb.pattern(r"\)\s*") + recb.many(_CMD_CONT))150    _CMD = (_CMD_GROUP | _CMD_PIPE_SEQ).set_patterns({'GROUP': _CMD_GROUP})151def _test_cmd2py_newparser(cmdline):152    if recb is None:153        raise ImportError('recb required')154    _CMD.debug(interactive=False).parse("")155    _CMD.debug(interactive=False).parse("ls 'i'")156    _CMD.debug(interactive=False).parse('ls I "I"')157    _CMD.debug(interactive=False).parse('echo I "i I" | grep i')158    _CMD.debug(interactive=False).parse('echo I "i I" | grep I | grep i')159    _CMD.debug(interactive=False).parse("(echo test.txt; ls) | grep '1 2 3'")160def cmd2py_newparser(cmdline):161    _parsed_call[:] = []162    _parsed_calls[:] = []163    _parsed_oper[:] = []164    _, unparsed = _CMD.parse(cmdline)165    if unparsed:166        view_chars = 10 # how many chars around syntax error is shown in error message167        error_pos = len(cmdline) - len(unparsed) + 1168        str_at_pos = (repr(cmdline[max(error_pos-view_chars, 0):error_pos]) +169                      "<--[error pos]" +170                      repr(cmdline[error_pos:min(len(cmdline)-1, error_pos+view_chars)]))171        raise ValueError('syntax error at pos %s: %s' % (172            len(cmdline) - len(unparsed),173            str_at_pos))174    if len(_parsed_calls) == 1:...

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