A ppt2pdf converter. Only work on Windows with PowerPoint software installed. Licensed with Apache License, Version 2.0 (https://www.apache.org/licenses/LICENSE-2.0).

ppt2pdf.py

# Copyright [2018] [Siyuan "no1xsyzy" Xu]
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import comtypes.client
import traceback
from pathlib import PurePath, Path

what=0

def PPTtoPDF(inputFileName, outputFilePattern="{basename}.pdf", formatType = 32):
    # Partially from <https://stackoverflow.com/a/31624001/6202760>
    powerpoint = comtypes.client.CreateObject("Powerpoint.Application")
    powerpoint.Visible = 1

    suffix = PurePath(inputFileName).suffix

    outputFileName=outputFilePattern.format(
        inputFileName,
        name=inputFileName,
        suffix=suffix,
        ext=suffix.lstrip("."),
        basename=inputFileName[:-len(suffix)])

    print("converting '{}' to '{}'".format(inputFileName, outputFileName))

    deck = powerpoint.Presentations.Open(inputFileName)
    deck.SaveAs(outputFileName, formatType) # formatType = 32 for ppt to pdf
    deck.Close()
    powerpoint.Quit()


if __name__ == "__main__":
    import sys
    outfp = "{basename}.pdf"
    infns = []
    itargv = iter(sys.argv[1:])
    for arg in itargv:
        if arg == "-o" or arg == "--output":  # support output pattern tweak
            if arg == "-o" and len(arg)>2:
                outfp = arg[2:]
            elif arg == "--output=" and len(arg)>9:
                outfp = arg[9:]
            else:
                outfp = next(itargv)
        elif "*" in arg:  # support glob
            infns.extend(str(i.resolve()) for i in Path().glob(arg))
        elif Path(arg).is_dir():  # support directory
            infns.extend(str(i.resolve()) for i in Path(arg).rglob("*.ppt"))
            infns.extend(str(i.resolve()) for i in Path(arg).rglob("*.pptx"))
        else:
            infns.append(arg)
    for infn in infns:
        if what:
            print("converting '{}' to pattern '{}'".format(infn, outfp))
            continue
        try:
            PPTtoPDF(infn, outfp)
        except Exception as e:  # sometimes will fail to no reasom (manually publish also failed)
            traceback.print_exc()