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#!/usr/bin/env scriptisto
# scriptisto-begin
# script_src: script.py
# build_cmd: mypy script.py && python3 -m compileall .
# target_interpreter: /usr/bin/env python3
# target_bin: ./script.py
# scriptisto-end
import argparse
from typing import Optional
def print_hello(input: Optional[int]):
msg = "Hello, Python! Input: %d" % (input or 0)
print(msg)
def main():
parser = argparse.ArgumentParser()
parser.add_argument("--input", type=int, help="Example input.")
args = parser.parse_args()
print_hello(args.input)
if __name__== "__main__":
main()
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