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from qrcodegen import QrCode, QrSegment
import sys
def print_usage():
"""Print the usage help."""
print("Usage:")
print(sys.argv[0] + " <text to put in qrcode>")
def gen_qr(text):
"""Gen the QR Code based on the given text."""
return QrCode.encode_text(text, QrCode.Ecc.LOW)
def print_qr(qrcode):
"""Prints the given QrCode object to the console."""
border = 4
for y in range(-border, qrcode.get_size() + border):
for x in range(-border, qrcode.get_size() + border):
print(u"\u2588 "[1 if qrcode.get_module(x,y) else 0] * 2, end="")
print()
print()
def main():
"""The main application program."""
if len(sys.argv) == 2:
if sys.argv[1] != "":
print_qr(gen_qr(sys.argv[1]))
else:
print_usage()
else:
print_usage()
if __name__ == "__main__":
main()
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