from __future__ import absolute_import from __future__ import division from __future__ import print_function from __future__ import unicode_literals import sys if sys.version_info[0] < 3: reload(sys) 解析： ★打印函数 导入print_func�on后，让python2也支持print()函数 （以下代码在py2与py3都可正常执行） from __future__ import print_function str_1 = "hello world" print(str_1) ★除法 division让python2也使用py3的除法规则（浮点数运算） （以下代码在py2与py3都可正常执行） return True else: return False # ################################# end of module's function ############################## if __name__ == '__main__': print("this is cofnet.py")

how modern IT leaders succeed by driving business outcomes rather than operating an order-taking function. This shift in organizational mindset is critical to any successful technology transformation but

sizes compound effort needed to identify causes ii. Unit tests – test a single method, class, or function in isolation to ensure operates as designed iii. Acceptance tests – test application as a whole