sys.argv[0] 表示程序自身 sys.argv[1] 表示程序的第一个参数 sys.argv[2] 表示程序的第二个参数
#!/usr/bin/env python
# -*- coding:utf-8 -*-
import sys
a=sys.argv[1]
b=sys.argv[2]
print(a)
print(b)
以上实例输出结果:python ye.py test test1 test test1
#!/usr/bin/env python
# -*- coding:utf-8 -*-
import sys
a=2
if a<=2:
sys.exit(8)
#注释:退出python执行程序,下面的代码将不会执行,如同shell中的exit一样。
#!/usr/bin/env python
# -*- coding:utf-8 -*-
import sys
print(sys.version)
以上实例输出结果: 3.6.5 (default, Apr 25 2018, 20:56:18) [GCC 4.2.1 Compatible Apple LLVM 9.1.0 (clang-902.0.39.1)]
#!/usr/bin/env python
# -*- coding:utf-8 -*-
import sys
print(sys.path)
以上实例输出结果: ['/Users/yezi/PycharmProjects/ye', '/Users/yezi/PycharmProjects/ye', '/usr/local/var/pyenv/versions/3.6.5/lib/python36.zip', '/usr/local/var/pyenv/versions/3.6.5/lib/python3.6', '/usr/local/var/pyenv/versions/3.6.5/lib/python3.6/lib-dynload', '/usr/local/var/pyenv/versions/3.6.5/lib/python3.6/site-packages', '/Applications/PyCharm.app/Contents/helpers/pycharm_matplotlib_backend']
#!/usr/bin/env python
# -*- coding:utf-8 -*-
import sys
print(sys.platform)
以上实例输出结果: darwin
#!/usr/bin/env python
# -*- coding:utf-8 -*-
import sys
sys.path.append('你的模块路径')