模块导入reload方法

添加路径

import sys
sys.path.append("./home")

print(sys.path)  # ["", "./home"] ===> import 的指定路径

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重新导入模块

定义run.py文件

def run():
	print("this is run function")

导入模块

>>> import run
>>> run.run()
this is run function

修改run.py文件

def run():
	print("this is run function")
	print("this is run function")

导入模块

>>> import run
>>> run.run()
this is run function

重新导入run模块

>>> from imp import reload
>>> reload(run)
>>> run.run()
this is run function
this is run function

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