Inspect¶
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pydu.inspect.
getargspec
(func)¶ Get the names and default values of a function’s arguments.
A tuple of four things is returned: (args, varargs, varkw, defaults).
args
is a list of the argument names (it may contain nested lists).varargs
andvarkw
are the names of the * and ** arguments or None.defaults
is an n-tuple of the default values of the last n arguments.>>> from pydu.inspect import getargspec >>> def f(name, address='home', age=25, *args, **kwargs): ... pass ... >>> getargspect(f) ArgSpec(args=['name', 'address', 'age'], varargs='args', keywords='kwargs', defaults=('home', 25))
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pydu.inspect.
get_func_args
(func)¶ Return a list of the argument names. Arguments such as
*args
and**kwargs
are not included.>>> from pydu.inspect import get_func_args >>> def f(name, address='home', age=25, *args, **kwargs): ... pass ... >>> get_func_args(f) ['name', 'address', 'age']
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pydu.inspect.
get_func_full_args
(func)¶ Return a list of (argument name, default value) tuples. If the argument does not have a default value, omit it in the tuple. Arguments such as
*args
and**kwargs
are also included.>>> from pydu.inspect import get_func_full_args >>> def f(name, address='home', age=25, *args, **kwargs): ... pass ... >>> get_func_full_args(f) [('name',), ('address', 'home'), ('age', 25), ('*args',), ('**kwargs',)]
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pydu.inspect.
func_accepts_kwargs
(func)¶ Check whether or not the func accepts kwargs.
>>> from pydu.inspect import func_accepts_kwargs >>> def f(**kwargs): ... pass ... >>> func_accepts_kwargs(f) True
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pydu.inspect.
func_accepts_var_args
(func)¶ Check whether or not the func accepts var args.
>>> from pydu.inspect import func_accepts_var_args >>> def f(*vargs): ... pass ... >>> func_accepts_var_args(f) True
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pydu.inspect.
func_supports_parameter
(func)¶ Check whether or the func supports the given parameter.
>>> from pydu.inspect import func_supports_parameter >>> def f(name): ... pass ... >>> func_supports_parameter(f, 'name') True >>> func_supports_parameter(f, 'unkown') Fasle
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pydu.inspect.
func_has_no_args
(func)¶ Check whether or not the func has any args.
>>> from pydu.inspect import func_has_no_args >>> def f(): ... pass ... >>> func_has_no_args(f) True