Reload modules after scratch install (#316)

Changes:
- For any modules in scratch that replace exisitnng dependnecies,
`importlib.reload()` is called
- Dockerfile now includes a larger Python container with tools needed to
pip install

Author: callumforrester

.devcontainer/Dockerfile

@@ -24,7 +24,7 @@ WORKDIR /context
 # install python package into /venv
 RUN pip install ${PIP_OPTIONS}
 
-FROM python:3.11-slim as runtime
+FROM python:3.11 as runtime
 
 # Add apt-get system dependecies for runtime here if needed
 

docs/conf.py

@@ -170,6 +170,7 @@
             url=f"https://github.com/{github_user}/{github_repo}/releases",
         )
     ],
+    navigation_with_keys=True,
 )
 
 # A dictionary of values to pass into the template engine’s context for all pages

src/blueapi/service/scratch.py

@@ -1,3 +1,4 @@
+import importlib
 import logging
 import os
 import subprocess
@@ -44,6 +45,16 @@ def install_editable(
             ]
         )
 
+    def reload_modules_within(self, root: Path) -> None:
+        for module in sys.modules.values():
+            if (
+                hasattr(module, "__file__")
+                and module.__file__ is not None
+                and root in Path(module.__file__).parents
+            ):
+                logging.info(f"Reloading {module}")
+                importlib.reload(module)
+
 
 class ScratchManager:
     """
@@ -82,7 +93,9 @@ def sync_packages(self) -> None:
                 self._pip.install_editable(directory, [])
             except subprocess.CalledProcessError as ex:
                 logging.error(f"Unable to install {directory}", ex)
-        logging.info("Scratch packages installed")
+        logging.info("Scratch packages installed, reloading modules")
+        self._pip.reload_modules_within(self._root_path)
+        logging.info("Reload complete")
 
     def _get_directories_in_scratch(self) -> Set[Path]:
         self._check_scratch_exists()