[weblate] Install cheroot (dep for tmserver)

manifests/weblate/python_modules.pp

@@ -25,6 +25,12 @@ class tails::weblate::python_modules () {
     url     => 'https://github.com/django/asgiref/',
   }
 
+  tails::pip_package_from_repo { 'backports.functools-lru-cache':
+    version => '1.6.1',
+    tag     => 'v1.6.1',
+    url     => 'https://github.com/jaraco/backports.functools_lru_cache',
+  }
+
   tails::pip_package_from_repo { 'billiard':
     version => '3.6.3.0',  # >=3.6.3.0, <4.0
     url     => 'https://github.com/celery/billiard',
@@ -44,6 +50,12 @@ class tails::weblate::python_modules () {
     require => [Exec['pip_install_celery']],
   }
 
+  tails::pip_package_from_repo { 'cheroot':
+    version => '8.3.0',
+    tag     => 'v8.3.0',
+    url     => 'https://github.com/cherrypy/cheroot',
+    require => [Exec['pip_install_backports.functools-lru-cache'], Exec['pip_install_jaraco.functools'], Exec['pip_install_more-itertools'], Exec['pip_install_six']],
+  }
   tails::pip_package_from_repo { 'django':
     version => '1.11.29',  # >=1.11, <2.0
     url     => 'https://github.com/django/django',
@@ -93,6 +105,13 @@ class tails::weblate::python_modules () {
     require => [Exec['pip_install_zipp']],
   }
 
+  tails::pip_package_from_repo { 'jaraco.functools':
+    version => '3.0.1',
+    tag     => 'v3.0.1',
+    url     => 'https://github.com/jaraco/jaraco.functools',
+    require => [Exec['pip_install_more-itertools']],
+  }
+
   tails::pip_package_from_repo { 'jellyfish':
     version => '0.8.2',  # >=0.6.1
     url     => 'https://github.com/jamesturk/jellyfish',
@@ -105,6 +124,12 @@ class tails::weblate::python_modules () {
     require => [Exec['pip_install_amqp'], Exec['pip_install_importlib-metadata'], Exec['pip_install_redis']],
   }
 
+  tails::pip_package_from_repo { 'more-itertools':
+    version => '8.4.0',  # >=2.6
+    tag     => 'v8.4.0',
+    url     => 'https://github.com/more-itertools/more-itertools',
+  }
+
   tails::pip_package_from_repo { 'oauthlib':
     version => '3.1.0',  # >=3.0.0
     tag     => 'v3.1.0',

scripts/weblate/override.yaml

@@ -15,6 +15,8 @@ require_pip:
   - django-compressor
   - jellyfish
   - translate-toolkit
+extra_pip:
+  - cheroot  # optional dependency of "translate-toolkit" for the tmserver backend
 require_debian:
   - python3-levenshtein # optional Weblate dependency to speed up DB migrations
   - python3-memcache