UsefulDecorators
What is this?
UsefulDecorators is for checking file extension of function's arguments.
How to install
You can install UsefulDecorators by pip
pip install UsefulDecorators
How to use
FileExtensionChecker
FileExtensionChecker checks the file name's extension of arguments.
from UsefulDecorators.FileNameChecker import extension_checker
@extension_checker(filename1="xml")
def hoge(filename1):
print(filename1)
hoge("hoge.xml")
# hoge.xml
hoge(filename1="hoge.xml")
# hoge.xml
hoge("hoge.pdf")
# AssertionError: filename1 requires extension xml. You specified the argument as hoge.pdf
FunctionAnnotationChecker
FunctionAnnotationChecker checks the arguments' data type.
from UsefulDecorators.FunctionAnnotationChecker import annotation_checker
@annotation_checker
def hoge(x: int, y: float, z: str) -> int:
return x
hoge(1, 2.0, "3.0")
- FunctionAnnotationChecker can also check return value. You can check any data type and typing.Union keyword.