The test step should also install all dependencies via apk add.

If no docstring is specified for a constructor, Python usually pre-fills
a standard text - "Initialize self. See help(type(self))".

We don't need this default text in our plugins documentation.

.drone.yml

@@ -49,7 +49,7 @@ steps:
 
   commands:
     - echo "Installing required build dependencies"
-    - apk add --update --no-cache make py3-sphinx py3-pip py3-paho-mqtt py3-yaml
+    - apk add --update --no-cache make py3-sphinx py3-pip $(cat platypush/install/requirements/alpine.txt)
     - pip install -U hid sphinx-rtd-theme sphinx-book-theme
     - pip install .
     - mkdir -p /docs/current
@@ -76,14 +76,11 @@ steps:
 ###
 
 - name: tests
-  image: python:3.11-alpine
+  image: alpine
   commands:
-    - apk add --update --no-cache redis
-    - apk add --update --no-cache --virtual build-base g++ rust linux-headers
-    - pip install -U pip
+    - apk add --update --no-cache $(cat platypush/install/requirements/alpine.txt)
     - pip install .
     - pip install -r requirements-tests.txt
-    - apk del build-base g++ rust linux-headers
     - pytest tests
 
 ###

docs/source/_ext/add_dependencies.py

@@ -80,7 +80,9 @@ class IntegrationEnricher:
             idx += 1
 
         if parsed_deps['pip']:
-            source.insert(idx, cls._shellify('pip', 'pip ' + ' '.join(deps.pip)))
+            source.insert(
+                idx, cls._shellify('pip', 'pip install ' + ' '.join(deps.pip))
+            )
             idx += 1
 
         for pkg_manager, sys_deps in deps.by_pkg_manager.items():

platypush/plugins/calendar/__init__.py

@@ -1,3 +1,5 @@
+from typing import Collection
+
 import dateutil.parser
 import importlib
 
@@ -20,31 +22,25 @@ class CalendarPlugin(Plugin, CalendarInterface):
     iCal URLs) and get joined events from all of them.
     """
 
-    def __init__(self, calendars=None, *args, **kwargs):
+    def __init__(self, calendars: Collection[dict], *args, **kwargs):
         """
         :param calendars: List of calendars to be queried. Supported types so far: Google Calendar and iCal URLs.
-        :type calendars: list
 
-        Example format::
+        Example:
 
-            calendars = [
-                {
-                    "type": "platypush.plugins.google.calendar.GoogleCalendarPlugin"
-                },
+            .. code-block:: yaml
 
-                {
-                    "type": "platypush.plugins.calendar.ical.IcalCalendarPlugin",
-                    "url": "https://www.facebook.com/ical/u.php?uid=USER_ID&key=FB_KEY"
-                },
+                calendars:
+                    # Use the Google Calendar integration
+                    - type: platypush.plugins.google.calendar.GoogleCalendarPlugin
+
+                    # Import the Facebook events calendar via iCal URL
+                    - type: platypush.plugins.calendar.ical.IcalCalendarPlugin
+                      url: https://www.facebook.com/ical/u.php?uid=USER_ID&key=FB_KEY
 
-                ...
-            ]
         """
 
         super().__init__(*args, **kwargs)
-
-        if calendars is None:
-            calendars = []
         self.calendars = []
 
         for calendar in calendars:

platypush/utils/reflection/_parser.py

@@ -99,6 +99,7 @@ class DocstringParser:
     _param_doc_re = re.compile(r"^:param\s+(?P<name>[\w_]+):\s+(?P<doc>.*)$")
     _type_doc_re = re.compile(r"^:type\s+[\w_]+:.*$")
     _return_doc_re = re.compile(r"^:return:\s+(?P<doc>.*)$")
+    _default_docstring = re.compile(r"^Initialize self. See help")
 
     def __init__(
         self,
@@ -164,6 +165,10 @@ class DocstringParser:
             ctx.state = ParseState.TYPE
             return
 
+        # Ignore the default constructor docstring
+        if cls._default_docstring.match(line):
+            return
+
         # Update the return type docstring if required
         m = cls._return_doc_re.match(line)
         if m or (ctx.state == ParseState.RETURN and cls._is_continuation_line(line)):