useglob.py

In [1]: import glob

In [2]: %pwd
Out[2]: u'/Users/ayuliao/Desktop/workplace/9377code/agent_flask'

In [3]: f1 = glob.glob(r'/Users/ayuliao/Desktop/workplace/9377code/agent_flask') #没有使用正则，则什么都不返回
   ...:

In [4]: print(f1)
['/Users/ayuliao/Desktop/workplace/9377code/agent_flask']

In [5]: f1 = glob.glob(r'/Users/ayuliao/Desktop/workplace/9377code/agent_flask/*
   ...: .py') # 返回绝对路径

In [6]: print(f1)
['/Users/ayuliao/Desktop/workplace/9377code/agent_flask/filelock.py', 
'/Users/ayuliao/Desktop/workplace/9377code/agent_flask/agent_test.py', 
'/Users/ayuliao/Desktop/workplace/9377code/agent_flask/agent.py', 
'/Users/ayuliao/Desktop/workplace/9377code/agent_flask/app.py', 
'/Users/ayuliao/Desktop/workplace/9377code/agent_flask/agentconf.py']

In [7]: f2 = glob.glob(r'*.py') #只会返回相对路径

In [8]: print(f2)
['filelock.py', 'agent_test.py', 'agent.py', 'app.py', 'agentconf.py']

In [9]: f3 = glob.iglob(r'*.py') #返回一个生成器，用法与glob一致

In [10]: f3
Out[10]: <generator object iglob at 0x108648870>

In [11]: print([i for i in f3])
['filelock.py', 'agent_test.py', 'agent.py', 'app.py', 'agentconf.py']