accepts 2019.4.13

@accepts decorator to check arguments types

Installation

$ [sudo] pip install accepts

Features

• support multiple types argument
• support None argument
• human readable detailed exception message

Functions

function	__doc__
accepts.accepts(*types)	@accepts decorator

Examples

>>> from accepts import accepts
>>> @accepts(int)
def inc(value):
	return value+1

>>> inc(1) # ok

# multiple types
>>> @accepts((int,float))
>>> inc(1.5) # ok
>>> inc("string")
TypeError: inc() argument #0 is not instance of (<class 'int'>, <class 'float'>)

# None
>>> @accepts((int,float,type(None)))

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