根據字符串名稱動態調用Python的函數和對象方法

#!/usr/bin/python
#coding: UTF-8
"""
@author: CaiKnife

根據函數名稱動態調用
"""

def do_foo():
    print "foo!"

def do_bar():
    print "bar!"

class Print():
    def do_foo(self):
        print "foo!"

    def do_bar(self):
        print "bar!"

    @staticmethod
    def static_foo():
        print "static foo!"

    @staticmethod
    def static_bar():
        print "static bar!"

def main():
    obj = Print()

    func_name = "do_foo"
    static_name = "static_foo"
    eval(func_name)()
    getattr(obj, func_name)()
    getattr(Print, static_name)()

    func_name = "do_bar"
    static_name = "static_bar"
    eval(func_name)()
    getattr(obj, func_name)()
    getattr(Print, static_name)()

if __name__ == '__main__':
    main()