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pdf.py
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pdf.py
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import argparse
from PyPDF2 import PdfFileWriter, PdfFileReader
def create_parsers():
p = argparse.ArgumentParser(
prog='crop',
description='"%(prog)s" crop pdfs',
)
p.add_argument(
'-i', '--input',
type=str,
required=True,
help='Input pdf',
)
p.add_argument(
'-o', '--output',
type=str,
required=True,
help='Output pdf',
)
return p
if __name__ == '__main__':
p = create_parsers()
args = p.parse_args()
input_filename = args.input
output_filename = args.output
input1 = PdfFileReader(open(input_filename, "rb"))
input2 = PdfFileReader(open(input_filename, "rb"))
output = PdfFileWriter()
numPages = input1.getNumPages()
print("document has %s pages." % numPages)
for i in range(numPages):
page_right = input1.getPage(i)
page_left = input2.getPage(i)
# Crop de la página izquierda
page_left.mediaBox.upperRight = (
page_left.mediaBox.getUpperRight_x() / 2,
page_left.mediaBox.getUpperRight_y()
)
# Crop de la página derecha
page_right.mediaBox.upperLeft = (
page_right.mediaBox.getUpperRight_x() / 2,
page_right.mediaBox.getUpperRight_y()
)
page_right.mediaBox.lowerLeft = (
page_right.mediaBox.getUpperRight_x() / 2,
page_right.mediaBox.getLowerRight_y()
)
output.addPage(page_left)
output.addPage(page_right)
outputStream = open(output_filename, "wb")
output.write(outputStream)
outputStream.close()