Python inspect.CO_VARARGS Examples

The following are 19 code examples of inspect.CO_VARARGS(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module inspect , or try the search function .
Example #1
Source File: params.py    From cauldron with MIT License 6 votes vote down vote up 
def get_args_index(target) -> int:
    """
    Returns the index of the "*args" parameter if such a parameter exists in
    the function arguments or -1 otherwise.

    :param target:
        The target function for which the args index should be determined
    :return:
        The arguments index if it exists or -1 if not
    """

    code = target.__code__

    if not bool(code.co_flags & inspect.CO_VARARGS):
        return -1

    return code.co_argcount + code.co_kwonlyargcount
Example #2
Source File: compat.py    From android_universal with MIT License 6 votes vote down vote up 
def inspect_func_args(fn):
        if py3k:
            co = fn.__code__
        else:
            co = fn.func_code

        nargs = co.co_argcount
        names = co.co_varnames
        args = list(names[:nargs])

        varargs = None
        if co.co_flags & CO_VARARGS:
            varargs = co.co_varnames[nargs]
            nargs = nargs + 1
        varkw = None
        if co.co_flags & CO_VARKEYWORDS:
            varkw = co.co_varnames[nargs]

        if py3k:
            return args, varargs, varkw, fn.__defaults__
        else:
            return args, varargs, varkw, fn.func_defaults
Example #3
Source File: compat.py    From ansible-cmdb with GNU General Public License v3.0 6 votes vote down vote up 
def inspect_func_args(fn):
        if py3k:
            co = fn.__code__
        else:
            co = fn.func_code

        nargs = co.co_argcount
        names = co.co_varnames
        args = list(names[:nargs])

        varargs = None
        if co.co_flags & CO_VARARGS:
            varargs = co.co_varnames[nargs]
            nargs = nargs + 1
        varkw = None
        if co.co_flags & CO_VARKEYWORDS:
            varkw = co.co_varnames[nargs]

        if py3k:
            return args, varargs, varkw, fn.__defaults__
        else:
            return args, varargs, varkw, fn.func_defaults
Example #4
Source File: compat.py    From docassemble with MIT License 6 votes vote down vote up 
def inspect_func_args(fn):
        if py3k:
            co = fn.__code__
        else:
            co = fn.func_code

        nargs = co.co_argcount
        names = co.co_varnames
        args = list(names[:nargs])

        varargs = None
        if co.co_flags & CO_VARARGS:
            varargs = co.co_varnames[nargs]
            nargs = nargs + 1
        varkw = None
        if co.co_flags & CO_VARKEYWORDS:
            varkw = co.co_varnames[nargs]

        if py3k:
            return args, varargs, varkw, fn.__defaults__
        else:
            return args, varargs, varkw, fn.func_defaults
Example #5
Source File: capture_collector.py    From cloud-debug-python with Apache License 2.0 6 votes vote down vote up 
def CaptureFrameLocals(self, frame):
    """Captures local variables and arguments of the specified frame.

    Args:
      frame: frame to capture locals and arguments.

    Returns:
      (arguments, locals) tuple.
    """
    # Capture all local variables (including method arguments).
    variables = {n: self.CaptureNamedVariable(n, v, 1,
                                              self.default_capture_limits)
                 for n, v in six.viewitems(frame.f_locals)}

    # Split between locals and arguments (keeping arguments in the right order).
    nargs = frame.f_code.co_argcount
    if frame.f_code.co_flags & inspect.CO_VARARGS: nargs += 1
    if frame.f_code.co_flags & inspect.CO_VARKEYWORDS: nargs += 1

    frame_arguments = []
    for argname in frame.f_code.co_varnames[:nargs]:
      if argname in variables: frame_arguments.append(variables.pop(argname))

    return (frame_arguments, list(six.viewvalues(variables)))
Example #6
Source File: compat.py    From SA-ctf_scoreboard with Creative Commons Zero v1.0 Universal 6 votes vote down vote up 
def inspect_func_args(fn):
        if py3k:
            co = fn.__code__
        else:
            co = fn.func_code

        nargs = co.co_argcount
        names = co.co_varnames
        args = list(names[:nargs])

        varargs = None
        if co.co_flags & CO_VARARGS:
            varargs = co.co_varnames[nargs]
            nargs = nargs + 1
        varkw = None
        if co.co_flags & CO_VARKEYWORDS:
            varkw = co.co_varnames[nargs]

        if py3k:
            return args, varargs, varkw, fn.__defaults__
        else:
            return args, varargs, varkw, fn.func_defaults
Example #7
Source File: params.py    From cauldron with MIT License 6 votes vote down vote up 
def get_kwargs_index(target) -> int:
    """
    Returns the index of the "**kwargs" parameter if such a parameter exists in
    the function arguments or -1 otherwise.

    :param target:
        The target function for which the kwargs index should be determined
    :return:
        The keyword arguments index if it exists or -1 if not
    """

    code = target.__code__

    if not bool(code.co_flags & inspect.CO_VARKEYWORDS):
        return -1

    return (
        code.co_argcount +
        code.co_kwonlyargcount +
        (1 if code.co_flags & inspect.CO_VARARGS else 0)
    )
Example #8
Source File: compat.py    From teleport with Apache License 2.0 6 votes vote down vote up 
def inspect_func_args(fn):
        if py3k:
            co = fn.__code__
        else:
            co = fn.func_code

        nargs = co.co_argcount
        names = co.co_varnames
        args = list(names[:nargs])

        varargs = None
        if co.co_flags & CO_VARARGS:
            varargs = co.co_varnames[nargs]
            nargs = nargs + 1
        varkw = None
        if co.co_flags & CO_VARKEYWORDS:
            varkw = co.co_varnames[nargs]

        if py3k:
            return args, varargs, varkw, fn.__defaults__
        else:
            return args, varargs, varkw, fn.func_defaults
Example #9
Source File: compat.py    From jbox with MIT License 6 votes vote down vote up 
def inspect_func_args(fn):
        if py3k:
            co = fn.__code__
        else:
            co = fn.func_code

        nargs = co.co_argcount
        names = co.co_varnames
        args = list(names[:nargs])

        varargs = None
        if co.co_flags & CO_VARARGS:
            varargs = co.co_varnames[nargs]
            nargs = nargs + 1
        varkw = None
        if co.co_flags & CO_VARKEYWORDS:
            varkw = co.co_varnames[nargs]

        if py3k:
            return args, varargs, varkw, fn.__defaults__
        else:
            return args, varargs, varkw, fn.func_defaults
Example #10
Source File: compat.py    From alembic with MIT License 5 votes vote down vote up 
def inspect_getargspec(func):
    """getargspec based on fully vendored getfullargspec from Python 3.3."""

    if inspect.ismethod(func):
        func = func.__func__
    if not inspect.isfunction(func):
        raise TypeError("{!r} is not a Python function".format(func))

    co = func.__code__
    if not inspect.iscode(co):
        raise TypeError("{!r} is not a code object".format(co))

    nargs = co.co_argcount
    names = co.co_varnames
    nkwargs = co.co_kwonlyargcount if py3k else 0
    args = list(names[:nargs])

    nargs += nkwargs
    varargs = None
    if co.co_flags & inspect.CO_VARARGS:
        varargs = co.co_varnames[nargs]
        nargs = nargs + 1
    varkw = None
    if co.co_flags & inspect.CO_VARKEYWORDS:
        varkw = co.co_varnames[nargs]

    return ArgSpec(args, varargs, varkw, func.__defaults__)
Example #11
Source File: compat.py    From mako with MIT License 5 votes vote down vote up 
def inspect_getargspec(func):
    """getargspec based on fully vendored getfullargspec from Python 3.3."""

    if inspect.ismethod(func):
        func = func.__func__
    if not inspect.isfunction(func):
        raise TypeError("{!r} is not a Python function".format(func))

    co = func.__code__
    if not inspect.iscode(co):
        raise TypeError("{!r} is not a code object".format(co))

    nargs = co.co_argcount
    names = co.co_varnames
    nkwargs = co.co_kwonlyargcount if py3k else 0
    args = list(names[:nargs])

    nargs += nkwargs
    varargs = None
    if co.co_flags & inspect.CO_VARARGS:
        varargs = co.co_varnames[nargs]
        nargs = nargs + 1
    varkw = None
    if co.co_flags & inspect.CO_VARKEYWORDS:
        varkw = co.co_varnames[nargs]

    return ArgSpec(args, varargs, varkw, func.__defaults__)
Example #12
Source File: compat.py    From misp42splunk with GNU Lesser General Public License v3.0 5 votes vote down vote up 
def inspect_getargspec(func):
    """getargspec based on fully vendored getfullargspec from Python 3.3."""

    if inspect.ismethod(func):
        func = func.__func__
    if not inspect.isfunction(func):
        raise TypeError("{!r} is not a Python function".format(func))

    co = func.__code__
    if not inspect.iscode(co):
        raise TypeError("{!r} is not a code object".format(co))

    nargs = co.co_argcount
    names = co.co_varnames
    nkwargs = co.co_kwonlyargcount if py3k else 0
    args = list(names[:nargs])

    nargs += nkwargs
    varargs = None
    if co.co_flags & inspect.CO_VARARGS:
        varargs = co.co_varnames[nargs]
        nargs = nargs + 1
    varkw = None
    if co.co_flags & inspect.CO_VARKEYWORDS:
        varkw = co.co_varnames[nargs]

    return ArgSpec(args, varargs, varkw, func.__defaults__)
Example #13
Source File: compat.py    From dogpile.cache with MIT License 5 votes vote down vote up 
def inspect_getfullargspec(func):
    """Fully vendored version of getfullargspec from Python 3.3."""

    if inspect.ismethod(func):
        func = func.__func__
    if not inspect.isfunction(func):
        raise TypeError("{!r} is not a Python function".format(func))

    co = func.__code__
    if not inspect.iscode(co):
        raise TypeError("{!r} is not a code object".format(co))

    nargs = co.co_argcount
    names = co.co_varnames
    nkwargs = co.co_kwonlyargcount if py3k else 0
    args = list(names[:nargs])
    kwonlyargs = list(names[nargs : nargs + nkwargs])

    nargs += nkwargs
    varargs = None
    if co.co_flags & inspect.CO_VARARGS:
        varargs = co.co_varnames[nargs]
        nargs = nargs + 1
    varkw = None
    if co.co_flags & inspect.CO_VARKEYWORDS:
        varkw = co.co_varnames[nargs]

    return FullArgSpec(
        args,
        varargs,
        varkw,
        func.__defaults__,
        kwonlyargs,
        func.__kwdefaults__ if py3k else None,
        func.__annotations__ if py3k else {},
    )
Example #14
Source File: overloading.py    From overloading.py with MIT License 5 votes vote down vote up 
def get_signature(func):
    """
    Gathers information about the call signature of `func`.
    """
    code = func.__code__

    # Names of regular parameters
    parameters = tuple(code.co_varnames[:code.co_argcount])

    # Flags
    has_varargs = bool(code.co_flags & inspect.CO_VARARGS)
    has_varkw = bool(code.co_flags & inspect.CO_VARKEYWORDS)
    has_kwonly = bool(code.co_kwonlyargcount)

    # A mapping of parameter names to default values
    default_values = func.__defaults__ or ()
    defaults = dict(zip(parameters[-len(default_values):], default_values))

    # Type annotations for all parameters
    type_hints = typing.get_type_hints(func) if typing else func.__annotations__
    types = tuple(normalize_type(type_hints.get(param, AnyType)) for param in parameters)

    # Type annotations for required parameters
    required = types[:-len(defaults)] if defaults else types

    # Complexity
    complexity = tuple(map(type_complexity, types)) if typing else None

    return Signature(parameters, types, complexity, defaults, required,
                     has_varargs, has_varkw, has_kwonly)
Example #15
Source File: compat.py    From teleport with Apache License 2.0 5 votes vote down vote up 
def inspect_getargspec(func):
    """getargspec based on fully vendored getfullargspec from Python 3.3."""

    if inspect.ismethod(func):
        func = func.__func__
    if not inspect.isfunction(func):
        raise TypeError("{!r} is not a Python function".format(func))

    co = func.__code__
    if not inspect.iscode(co):
        raise TypeError("{!r} is not a code object".format(co))

    nargs = co.co_argcount
    names = co.co_varnames
    nkwargs = co.co_kwonlyargcount if py3k else 0
    args = list(names[:nargs])

    nargs += nkwargs
    varargs = None
    if co.co_flags & inspect.CO_VARARGS:
        varargs = co.co_varnames[nargs]
        nargs = nargs + 1
    varkw = None
    if co.co_flags & inspect.CO_VARKEYWORDS:
        varkw = co.co_varnames[nargs]

    return ArgSpec(args, varargs, varkw, func.__defaults__)
Example #16
Source File: compat.py    From sqlalchemy with MIT License 5 votes vote down vote up 
def inspect_getfullargspec(func):
    """Fully vendored version of getfullargspec from Python 3.3."""

    if inspect.ismethod(func):
        func = func.__func__
    if not inspect.isfunction(func):
        raise TypeError("{!r} is not a Python function".format(func))

    co = func.__code__
    if not inspect.iscode(co):
        raise TypeError("{!r} is not a code object".format(co))

    nargs = co.co_argcount
    names = co.co_varnames
    nkwargs = co.co_kwonlyargcount if py3k else 0
    args = list(names[:nargs])
    kwonlyargs = list(names[nargs : nargs + nkwargs])

    nargs += nkwargs
    varargs = None
    if co.co_flags & inspect.CO_VARARGS:
        varargs = co.co_varnames[nargs]
        nargs = nargs + 1
    varkw = None
    if co.co_flags & inspect.CO_VARKEYWORDS:
        varkw = co.co_varnames[nargs]

    return FullArgSpec(
        args,
        varargs,
        varkw,
        func.__defaults__,
        kwonlyargs,
        func.__kwdefaults__ if py3k else None,
        func.__annotations__ if py3k else {},
    )
Example #17
Source File: compat.py    From teleport with Apache License 2.0 5 votes vote down vote up 
def inspect_getargspec(func):
    """getargspec based on fully vendored getfullargspec from Python 3.3."""

    if inspect.ismethod(func):
        func = func.__func__
    if not inspect.isfunction(func):
        raise TypeError("{!r} is not a Python function".format(func))

    co = func.__code__
    if not inspect.iscode(co):
        raise TypeError("{!r} is not a code object".format(co))

    nargs = co.co_argcount
    names = co.co_varnames
    nkwargs = co.co_kwonlyargcount if py3k else 0
    args = list(names[:nargs])

    nargs += nkwargs
    varargs = None
    if co.co_flags & inspect.CO_VARARGS:
        varargs = co.co_varnames[nargs]
        nargs = nargs + 1
    varkw = None
    if co.co_flags & inspect.CO_VARKEYWORDS:
        varkw = co.co_varnames[nargs]

    return ArgSpec(args, varargs, varkw, func.__defaults__)
Example #18
Source File: compat.py    From Tautulli with GNU General Public License v3.0 5 votes vote down vote up 
def inspect_getargspec(func):
    """getargspec based on fully vendored getfullargspec from Python 3.3."""

    if inspect.ismethod(func):
        func = func.__func__
    if not inspect.isfunction(func):
        raise TypeError("{!r} is not a Python function".format(func))

    co = func.__code__
    if not inspect.iscode(co):
        raise TypeError("{!r} is not a code object".format(co))

    nargs = co.co_argcount
    names = co.co_varnames
    nkwargs = co.co_kwonlyargcount if py3k else 0
    args = list(names[:nargs])

    nargs += nkwargs
    varargs = None
    if co.co_flags & inspect.CO_VARARGS:
        varargs = co.co_varnames[nargs]
        nargs = nargs + 1
    varkw = None
    if co.co_flags & inspect.CO_VARKEYWORDS:
        varkw = co.co_varnames[nargs]

    return ArgSpec(args, varargs, varkw, func.__defaults__)
Example #19
Source File: compat.py    From misp42splunk with GNU Lesser General Public License v3.0 5 votes vote down vote up 
def inspect_getargspec(func):
    """getargspec based on fully vendored getfullargspec from Python 3.3."""

    if inspect.ismethod(func):
        func = func.__func__
    if not inspect.isfunction(func):
        raise TypeError("{!r} is not a Python function".format(func))

    co = func.__code__
    if not inspect.iscode(co):
        raise TypeError("{!r} is not a code object".format(co))

    nargs = co.co_argcount
    names = co.co_varnames
    nkwargs = co.co_kwonlyargcount if py3k else 0
    args = list(names[:nargs])

    nargs += nkwargs
    varargs = None
    if co.co_flags & inspect.CO_VARARGS:
        varargs = co.co_varnames[nargs]
        nargs = nargs + 1
    varkw = None
    if co.co_flags & inspect.CO_VARKEYWORDS:
        varkw = co.co_varnames[nargs]

    return ArgSpec(args, varargs, varkw, func.__defaults__)