我有一个奇怪的错误。我尝试使用 pdfkit 将 HTML 字符串转换为 PDF,但我得到一个“没有这样的文件或目录:'which'”。我知道 pdfkit 使用 wkhtmltopdf,它试图通过使用 which 来找到这个实用程序。我不知道发生了什么。'which' 工作正常,并且 wkhtmltopdf 安装在 /usr/bin/ 上。我在这一行得到错误:
pdf = pdfkit.from_string(html, False, options=options)
和回溯:
Traceback:
File "/srv/zboss-git/venv/lib/python3.5/site-packages/django/core/handlers/exception.py" in inner
39. response = get_response(request)
File "/srv/zboss-git/venv/lib/python3.5/site-packages/django/core/handlers/base.py" in _get_response
187. response = self.process_exception_by_middleware(e, request)
File "/srv/zboss-git/venv/lib/python3.5/site-packages/django/core/handlers/base.py" in _get_response
185. response = wrapped_callback(request, *callback_args, **callback_kwargs)
File "/srv/zboss-git/venv/lib/python3.5/site-packages/django/contrib/auth/decorators.py" in _wrapped_view
23. return view_func(request, *args, **kwargs)
File "/srv/zboss-git/venv/lib/python3.5/site-packages/django/contrib/auth/decorators.py" in _wrapped_view
23. return view_func(request, *args, **kwargs)
File "/srv/zboss-git/zboss/issues/views.py" in export_comments
453. pdf = pdfkit.from_string(html, False, options=options)
File "/srv/zboss-git/venv/lib/python3.5/site-packages/pdfkit/api.py" in from_string
66. configuration=configuration)
File "/srv/zboss-git/venv/lib/python3.5/site-packages/pdfkit/pdfkit.py" in __init__
38. self.configuration = (Configuration() if configuration is None
File "/srv/zboss-git/venv/lib/python3.5/site-packages/pdfkit/configuration.py" in __init__
18. ['which', 'wkhtmltopdf'], stdout=subprocess.PIPE).communicate()[0].strip()
File "/usr/lib/python3.5/subprocess.py" in __init__
947. restore_signals, start_new_session)
File "/usr/lib/python3.5/subprocess.py" in _execute_child
1551. raise child_exception_type(errno_num, err_msg)
Exception Type: FileNotFoundError at /issues/export_comments/
Exception Value: [Errno 2] No such file or directory: 'which'