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OCRmyPDF/tests/spoof/gs_pdfa_failure.py
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Python
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#!/usr/bin/env python3
import sys
import os
"""Replicate Ghostscript PDF/A conversion failure by suppressing some
arguments"""
def real_ghostscript(argv):
gs_args = ['gs'] + argv[1:]
os.execvp("gs", gs_args)
return # Not reachable
def main():
if '--version' in sys.argv:
print('9.20')
print('SPOOFED: ' + os.path.basename(__filename__))
sys.exit(0)
# Unless some argument is calling for PDFA generation, forward to
# real ghostscript
if not any(arg.startswith('-dPDFA') for arg in sys.argv):
real_ghostscript(sys.argv)
return
# Remove the two arguments that tell ghostscript to create a PDF/A
# Does not remove the Postscript definition file - not necessary
# to cause PDF/A creation failure
argv = []
for arg in sys.argv:
if arg.startswith('-dPDFA'):
continue
elif arg.startswith('-dPDFACompatibilityPolicy'):
continue
argv.append(arg)
real_ghostscript(argv)
if __name__ == '__main__':
main()