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#!/usr/bin/env python3
import argparse
import base64
import sys
import zlib
def main():
arg_parser = argparse.ArgumentParser(
prog='krokify',
description='Turn a given file into a kroki link',
)
arg_parser.add_argument("file", default="-", help="Path to the file to krokify, or - to read from stdin")
arg_parser.add_argument("-f", "--format", default="svg", help="Which output format to use")
arg_parser.add_argument("-s", "--service", required=True, help="Which back-end service to use")
arg_parser.add_argument("-u", "--base-url", default="https://kroki.tyil.nl", help="The base URL of the Kroki server")
args = arg_parser.parse_args()
if args.file == "-":
stream = sys.stdin
else:
stream = open(args.file, "r")
url = base64.urlsafe_b64encode(zlib.compress(stream.read().encode('utf-8'), 9)).decode('ascii')
print(f"{args.base_url}/{args.service}/{args.format}/{url}")
if __name__ == "__main__":
main()
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