python main
def main():
print("Hello World!")
if __name__ == "__main__":
main()python main
def main():
print("Hello World!")
if __name__ == "__main__":
main()python if __main__
#Add this code to run a support module on its own.
#Great for running quick tests.
if __name__ == "__main__":
function_that_starts_the_module_to_run_on_its_own()
#or
test_function_included_in_module()how to define main in python
# Defining main function
def main():
print("hello World")
# Using the special variable
# __name__
if __name__=="__main__":
main()__name__== __main__ in python
# If the python interpreter is running that module (the source file)
# as the main program, it sets the special __name__ variable to have
# a value “__main__”. If this file is being imported from another
# module, __name__ will be set to the module’s name.
if __name__=='__main__':
# do somethingpython main
if __name__ == "__main__":
# execute only if run as a script
main()Copyright © 2021 Codeinu
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