path_ppt_file = '/home/...../3.pptx'
cmd = f'unoconv -v -f pdf {path_ppt_file}'
rezult = subprocess.run(shlex.split(cmd), stdout=subprocess.PIPE,
stderr=subprocess.STDOUT,
shell=True, encoding='utf-8')
print(rezult )CompletedProcess(args=['unoconv', '-v', '-f', 'pdf', '/home/...../3.pptx'], returncode=127, stdout='-v: 1: -v: unoconv: not found\n')unoconv -v -f pdf /home/..../3.pptxEnvironment="PATH=/home/USER_FOLDER/APP_FOLDER/myprojectenv/bin"Environment="PATH=/home/USER_FOLDER/APP_FOLDER/myprojectenv/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"'unoconv -v -f pdf /home/...../3.pptx', 'dop': (CompletedProcess(args=['unoconv', '-v', '-f', 'pdf', '/home/....../3.pptx'], returncode=1, stdout="unoconv: Cannot find a suitable pyuno library and python binary combination in /usr/lib/libreoffice\nERROR: No module named 'uno'\n\nunoconv: Cannot find a suitable office installation on your system.\nERROR: Please locate your office installation and send your feedback to:\n http://github.com/dagwieers/unoconv/issues\n")UNOPATH=/usr/bin/libreoffice /usr/bin/python3.9 /usr/bin/unoconv unoconv -v -f pdf /home/..../file.pptx(CompletedProcess(args=['UNOPATH=/usr/bin/libreoffice', '/usr/bin/python3.9', '/usr/bin/unoconv', 'unoconv', '-v', '-f', 'pdf', '/home/..../file.pptx'], returncode=0, stdout='')unoconv: RuntimeException during import phase:
Office probably died. Unsupported URL <unoconv>: "type detection failed"
import os
def made_folder(verify_path):
if os.path.exists(verify_path):
pass
else:
os.mkdir(verify_path)
return verify_path
class Convert_file():
def __init__(self, name_file, ubuntu_pref, path_to_folder, exception='pdf'):
# === У всех путей не указывать в конце слеш! ===
# name_file = имя файла без расширения
# exception - расширение файла
# ubuntu_pref - путь Ubuntu до проекта
# path_to_folder - расположение относительно проекта
self.name_file = name_file
self.exception = exception
self.ubuntu_pref = ubuntu_pref
self.path_to_folder = path_to_folder
self.process_convert = []
self.is_convert_pptx_in_pdf = False
self.is_convert_pdf_in_png = False
self.url_first_slide = f'{self.path_to_folder}/covers/slide-01.png'
self.cover_presentation = 'static/wait.gif'
def convert_pptx_to_pdf(self, exception_file='pptx'):
# === КОНВЕРТАЦИЯ pptx В pdf ===
path_ppt_file = f'{self.path_to_folder}/{self.name_file}.{exception_file}'
# -- Проверка есть ли PPTX-файл ---
if self.is_file(path_ppt_file):
# -- Проверка есть ли PDF-файл ---
path_pdf = f'{self.path_to_folder}/{self.name_file}.pdf'
if self.is_file(path_pdf):
self.add_proc_conv(proc='conv ppt',
rezult=False,
cmd='pdf-file created')
else:
cmd = f'/usr/bin/soffice soffice --headless "-env:UserInstallation=file:///tmp/LibreOffice_Conversion_{self.name_file}" --convert-to pdf:writer_pdf_Export --outdir {self.path_to_folder} {self.ubuntu_pref}/{path_ppt_file}'
child = subprocess.Popen(cmd.split(), stdout=subprocess.PIPE,
stderr=subprocess.STDOUT, encoding='utf-8', shell=False)
start_time = datetime.datetime.now()
while True:
curent_time = datetime.datetime.now()
if child.returncode == 0:
break
delta = curent_time - start_time
if delta.total_seconds() > 15:
break
if child.poll() == 0:
break
if child.returncode == 0:
self.add_proc_conv(proc='conv ppt',
rezult=True,
cmd=cmd,
dop=(child, child.returncode))
self.is_convert_pptx_in_pdf = True
else:
self.add_proc_conv(proc='conv ppt',
rezult=False,
cmd=cmd)
else:
self.add_proc_conv(proc='conv ppt',
rezult=False,
cmd='no ppt-file',
dop=path_ppt_file)
def convert_pdf_to_png(self):
work_dir = f'{self.ubuntu_pref}/{self.path_to_folder}'
path_pdf_file = f'{self.path_to_folder}/{self.name_file}.pdf'
# --- ПРОВЕРКА есть ли PDF-файл ---
if self.is_file(path_pdf_file):
if self.is_file(self.url_first_slide):
self.add_proc_conv(proc='conv pdf',
rezult=False,
cmd='first png-file created',
dop=self.url_first_slide)
self.cover_presentation = self.url_first_slide
else:
convert_dir_png = made_folder(verify_path=f'{work_dir}/covers')
cmd = f'gs -sDEVICE=pngalpha -o {convert_dir_png}/slide-%02d.png -r96 {work_dir}/{self.name_file}.pdf'
child = subprocess.Popen(cmd.split(), stdout=subprocess.PIPE,
stderr=subprocess.STDOUT, encoding='utf-8',
shell=False)
start_time = datetime.datetime.now()
while True:
curent_time = datetime.datetime.now()
if child.returncode == 0:
break
delta = curent_time - start_time
if delta.total_seconds() > 15:
break
if child.poll() == 0:
break
if (child.returncode == 0) and (self.is_file(self.url_first_slide)):
self.add_proc_conv(proc='conv pdf',
rezult=True,
cmd=cmd,
dop=child)
self.is_convert_pdf_in_png = True
self.cover_presentation = self.url_first_slide
else:
self.add_proc_conv(proc='conv pdf',
rezult=False,
cmd=cmd)
else:
self.add_proc_conv(proc='conv pdf',
rezult=False,
cmd='no pdf-file')
def add_proc_conv(self, proc, rezult, cmd, dop=None):
self.process_convert.append(
{proc: rezult,
'cmd': cmd,
'dop': dop
}
)
def is_file(self, path_to_file_full):
# == Проверяет есть ли файл ==
return os.path.exists(path_to_file_full)
cmd = f'/usr/bin/unoconv -v -f pdf {path_ppt_file}'
shell=True. Если вам конкретно не нужен шелл, то уберите его./bin/sh -c ваши аргументы. В некоторых случаях, это добавляет боли. Если не работаете переменными окружения и условным bashrc, то это вам точно не нужно.
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