inspect模块是针对模块,类,方法,功能等对象提供些有用的方法。例如可以帮助我们检查类的内容,检查方法的代码,提取和格式化方法的参数等。
import inspect
import os
class Test(object):
"""Test Class """
def test(self):
self.fuc = lambda x: x
class Testone(Test):
pass
print(inspect.ismodule(os)) # True
print(inspect.isclass(Test)) # True
print(inspect.getdoc(Test)) # Test Class
print(inspect.getsourcefile(Test)) # 文件路径
print(inspect.getsourcelines(Test)) # 代码块,每行一个元素,组成数组
print(inspect.getsource(Test)) # 获取代码块原本内容,带缩进
#打印全局变量中的模块对象
myglobals = {}
myglobals.update(globals())
modules = [value
for key, value in myglobals.items()
if inspect.ismodule(value)]
print(modules)
输出结果:
[<module ‘builtins‘ (built-in)>, <module ‘inspect‘ from ‘D:\\python\\python\\lib\\inspect.py‘>, <module ‘os‘ from ‘D:\\python\\python\\lib\\os.py‘>]
# 查看类的可调用方法
for name, value in inspect.getmembers(Test, callable):
print(" Callable:", name)
for name, value in inspect.getmembers(Test(), callable):
print(" Instance Callable:", name)
def debug():
import inspect
print(inspect.stack()[0][3])
print(inspect.stack()[1][3])
caller_name = inspect.stack()[1][3]
# print("[DEBUG]: enter {}()".format(caller_name) )
def say_hello():
debug()
# print("hello!")
def say_goodbye():
debug()
# print("goodbye!")
if __name__ == ‘__main__‘:
say_hello()
say_goodbye()
运行结果:
debug
say_hello
debug
say_goodbye
inspect.ismodule(object): 是否为模块
inspect.isclass(object):是否为类
inspect.ismethod(object):是否为方法(bound method written in python)
inspect.isfunction(object):是否为函数(python function, including lambda expression)
inspect.isgeneratorfunction(object):是否为python生成器函数
inspect.isgenerator(object):是否为生成器
inspect.istraceback(object): 是否为traceback
inspect.isframe(object):是否为frame
inspect.iscode(object):是否为code
inspect.isbuiltin(object):是否为built-in函数或built-in方法
inspect.isroutine(object):是否为用户自定义或者built-in函数或方法
inspect.isabstract(object):是否为抽象基类
inspect.ismethoddescriptor(object):是否为方法标识符
inspect.isdatadescriptor(object):是否为数字标识符,数字标识符有__get__ 和__set__属性; 通常也有__name__和__doc__属性
inspect.isgetsetdescriptor(object):是否为getset descriptor
inspect.ismemberdescriptor(object):是否为member descriptor
原文:https://www.cnblogs.com/feifeifeisir/p/10627854.html