Re: with templated-docs: how to insert images from an ImageField

[Diptesh Choudhuri]

https://templated-docs.readthedocs.io/en/latest/templatetags.html#image
This looks useful.

On Wednesday, January 20, 2021 at 4:13:04 AM UTC+5:30 fenrir...@gmail.com 
wrote:

> I'm generating reports using (a patched for django 3x fork of) 
> templated-docs . This module 
> lets you create OTD templates in LibreOffice and render them to PDF inside 
> a django view.
>
> This works great for complex documents with text, but I have no clue how 
> to insert images as well. The images come from an ImageField in the table 
> from which I get the info 
> that goes into the document.
> does anyone have experience how to create reports with images? I'm open 
> towards something else than templated-docs
>
>

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Sometimes get "incorrect padding error"- new bug in django 3.1?

[Diptesh Choudhuri]

Environment:




Request Method: GET
Request URL: http://127.0.0.1:8000/admin/


Django Version: 3.1
Python Version: 3.8.3
Installed Applications:
['django.contrib.admin',
 'django.contrib.auth',
 'django.contrib.contenttypes',
 'django.contrib.sessions',
 'django.contrib.messages',
 'django.contrib.staticfiles',
 'rest_framework',
 'rest_framework.authtoken',
 'accounts.apps.AccountsConfig',
 'posts.apps.PostsConfig']
Installed Middleware:
['django.middleware.security.SecurityMiddleware',
 'django.contrib.sessions.middleware.SessionMiddleware',
 'django.middleware.common.CommonMiddleware',
 'django.middleware.csrf.CsrfViewMiddleware',
 'django.contrib.auth.middleware.AuthenticationMiddleware',
 'django.contrib.messages.middleware.MessageMiddleware',
 'django.middleware.clickjacking.XFrameOptionsMiddleware']






Traceback (most recent call last):
  File 
"/home/ignisda/.cache/pypoetry/virtualenvs/backend-3DENPaHW-py3.8/lib/python3.8/site-packages/django/contrib/sessions/backends/base.py"
, line 215, in _get_session
return self._session_cache


During handling of the above exception ('SessionStore' object has no 
attribute '_session_cache'), another exception occurred:
  File 
"/home/ignisda/.cache/pypoetry/virtualenvs/backend-3DENPaHW-py3.8/lib/python3.8/site-packages/django/contrib/sessions/backends/base.py"
, line 118, in decode
return signing.loads(session_data, salt=self.key_salt, serializer=self.
serializer)
  File 
"/home/ignisda/.cache/pypoetry/virtualenvs/backend-3DENPaHW-py3.8/lib/python3.8/site-packages/django/core/signing.py"
, line 135, in loads
base64d = TimestampSigner(key, salt=salt).unsign(s, max_age=max_age).
encode()
  File 
"/home/ignisda/.cache/pypoetry/virtualenvs/backend-3DENPaHW-py3.8/lib/python3.8/site-packages/django/core/signing.py"
, line 201, in unsign
result = super().unsign(value)
  File 
"/home/ignisda/.cache/pypoetry/virtualenvs/backend-3DENPaHW-py3.8/lib/python3.8/site-packages/django/core/signing.py"
, line 184, in unsign
raise BadSignature('Signature "%s" does not match' % sig)


During handling of the above exception (Signature 
"JKiu07_FryzGGxaZmuA9hc0WmtZKBMOOeOj3Fp3j8ho" does not match), another 
exception occurred:
  File 
"/home/ignisda/.cache/pypoetry/virtualenvs/backend-3DENPaHW-py3.8/lib/python3.8/site-packages/django/core/handlers/exception.py"
, line 47, in inner
response = get_response(request)
  File 
"/home/ignisda/.cache/pypoetry/virtualenvs/backend-3DENPaHW-py3.8/lib/python3.8/site-packages/django/core/handlers/base.py"
, line 179, in _get_response
response = wrapped_callback(request, *callback_args, **callback_kwargs)
  File 
"/home/ignisda/.cache/pypoetry/virtualenvs/backend-3DENPaHW-py3.8/lib/python3.8/site-packages/django/contrib/admin/sites.py"
, line 251, in wrapper
return self.admin_view(view, cacheable)(*args, **kwargs)
  File 
"/home/ignisda/.cache/pypoetry/virtualenvs/backend-3DENPaHW-py3.8/lib/python3.8/site-packages/django/utils/decorators.py"
, line 130, in _wrapped_view
response = view_func(request, *args, **kwargs)
  File 
"/home/ignisda/.cache/pypoetry/virtualenvs/backend-3DENPaHW-py3.8/lib/python3.8/site-packages/django/views/decorators/cache.py"
, line 44, in _wrapped_view_func
response = view_func(request, *args, **kwargs)
  File 
"/home/ignisda/.cache/pypoetry/virtualenvs/backend-3DENPaHW-py3.8/lib/python3.8/site-packages/django/contrib/admin/sites.py"
, line 222, in inner
if not self.has_permission(request):
  File 
"/home/ignisda/.cache/pypoetry/virtualenvs/backend-3DENPaHW-py3.8/lib/python3.8/site-packages/django/contrib/admin/sites.py"
, line 196, in has_permission
return request.user.is_active and request.user.is_staff
  File 
"/home/ignisda/.cache/pypoetry/virtualenvs/backend-3DENPaHW-py3.8/lib/python3.8/site-packages/django/utils/functional.py"
, line 240, in inner
self._setup()
  File 
"/home/ignisda/.cache/pypoetry/virtualenvs/backend-3DENPaHW-py3.8/lib/python3.8/site-packages/django/utils/functional.py"
, line 376, in _setup
self._wrapped = self._setupfunc()
  File 
"/home/ignisda/.cache/pypoetry/virtualenvs/backend-3DENPaHW-py3.8/lib/python3.8/site-packages/django/contrib/auth/middleware.py"
, line 23, in 
request.user = SimpleLazyObject(lambda: get_user(request))
  File 
"/home/ignisda/.cache/pypoetry/virtualenvs/backend-3DENPaHW-py3.8/lib/python3.8/site-packages/django/contrib/auth/middleware.py"
, line 11, in get_user
request._cached_user = auth.get_user(request)
  File 
"/home/ignisda/.cache/pypoetry/virtualenvs/backend-3DENPaHW-py3.8/lib/python3.8/site-packages/django/contrib/auth/__init__.py"
, line 174, in get_user
user_id = _get_user_session_key(request)
  File 
"/home/ignisda/.cache/pypoetry/virtualenvs/backend-3DENPaHW-py3.8/lib/python3.8/site-packages/django/contrib/auth/__init__.py"
, line 58, in _get_user_session_key
return get_user_model()._meta.pk.to_python(request.session[SESSION_KEY])
  File