python if __main__

def main():
    print("Hello World!")

if __name__ == "__main__":
    main()

3.8
5
Krish 100200 points

                                    #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()

3.8 (5 Votes)
0
3.56
9
Awgiedawgie 440220 points

                                    if __name__ == "__main__":

3.56 (9 Votes)
0
3.67
3
Phoenix Logan 186125 points

                                    # Suppose this is foo.py.

print("before import")
import math

print("before functionA")
def functionA():
    print("Function A")

print("before functionB")
def functionB():
    print("Function B {}".format(math.sqrt(100)))

print("before __name__ guard")
if __name__ == '__main__':
    functionA()
    functionB()
print("after __name__ guard")

3.67 (3 Votes)
0
0
1
Awgiedawgie 440220 points

                                    # It's as if the interpreter inserts this at the top
# of your module when run as the main program.
__name__ = "__main__" 

0
0
3.86
7
A-312 69370 points

                                    # 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 something

3.86 (7 Votes)
0
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