Python if 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()

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 something

If name == 'main'

if __name__ == "__main__":

If name == 'main' in python

# if __name__ == '__main__' checks if a file is imported as a module or not.
# example: 
def main():
    print('Hello World')
    
if __name__ == '__main__':
    # This code won't run if this file is imported.
    main()

Explained if name main python

# 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")

-1

Source: stackoverflow.com

Similar codes

4 votes375 views2 answers
Pandas.core.frame.DataFrame to pandas.core.series.Series
Python
77 votes340 views6 answers
Reverse a string python
Python
0 vote378 views1 answer
Read api from django
Python Django
0 vote360 views1 answer
Merge all mp4 video files into one file python
Python
4 votes340 views1 answer
Python get file date creation
Python
0 vote323 views1 answer
Part of list into dataframe
Python
0 vote359 views1 answer
How do i add new items to a dictionary within a for loop python
Python
0 vote340 views1 answer
For loop practice problems python
Python
1 vote344 views1 answer
Pandas percentage change across multiple periods
Python
16 votes359 views3 answers
How to find if a value is even or odd in python
Python

Python if __main__

Python main

Python if __main__

__name__== __main__ in python

If __name__ == '__main__'

If __name__ == '__main__' in python

Explained if name main python

Python if main

Python if main

name== main in python

If name == 'main'

If name == 'main' in python