Python引用包路径查询

解释器包检索路径查询

sys.path特指模块的查询路径的列表，初始化是从环境变量PYTHONPATH

import sys
from pprint import pprint

pprint(sys.path)

指定lib包路径查询

import imp
# 检索package setuptools位置
imp.find_module('setuptools')

# output:
# (None, '/usr/lib/python2.7/dist-packages/setuptools', ('', '', 5))