Fix randomly opened windows in PyInstaller app (#38)

.github/workflows/ci.yml

@@ -35,13 +35,13 @@ jobs:
           - os: macos-latest
             CMD_BUILD: |
               brew install create-dmg
-              poetry run make bundle_mac version=$GITHUB_REF_NAME
+              poetry run make bundle_mac
           - os: ubuntu-latest
             CMD_BUILD: |
-              poetry run make bundle_linux version=$GITHUB_REF_NAME
+              poetry run make bundle_linux
           - os: windows-latest
             CMD_BUILD: |
-              poetry run make bundle_windows version=$env:GITHUB_REF_NAME
+              poetry run make bundle_windows
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-python@v4
@@ -63,6 +63,8 @@ jobs:
 
       - run: poetry install
       - run: ${{ matrix.CMD_BUILD }}
+        env:
+          BUZZ_VERSION: ${{ github.ref_name }}
       - uses: actions/upload-artifact@v3
         with:
           name: Buzz

Makefile

@@ -1,3 +1,11 @@
+mac_app_path := ./dist/Buzz.app
+mac_zip_path := ./dist/Buzz-$$BUZZ_VERSION-mac.zip
+mac_dmg_path := ./dist/Buzz-$$BUZZ_VERSION-mac.dmg
+
+unix_zip_path := ./dist/Buzz-$$BUZZ_VERSION-unix.tar.gz
+
+windows_zip_path := ./dist/Buzz-$$BUZZ_VERSION-windows.tar.gz
+
 buzz:
 	make clean
 	pyinstaller --noconfirm Buzz.spec
@@ -13,23 +21,19 @@ version:
 
 bundle_linux:
 	make buzz
-	tar -czf dist/buzz-${version}-unix.tar.gz dist/Buzz
+	tar -czf ${unix_zip_path} dist/Buzz
 
 bundle_windows:
 	make buzz
-	tar -czf dist/buzz-${version}-windows.tar.gz dist/Buzz
+	tar -czf ${windows_zip_path} dist/Buzz
 
 # MAC
 
-mac_app_path := ./dist/Buzz.app
-mac_zip_path := ./dist/Buzz-$$BUZZ_VERSION-mac.zip
-mac_dmg_path := ./dist/Buzz-$$BUZZ_VERSION-mac.dmg
 
 bundle_mac:
 	make buzz
 
 bundle_mac_local:
-	source .env
 	make buzz
 	make codesign_all_mac
 	make zip_mac

main.py

@@ -1,8 +1,12 @@
 import logging
+import multiprocessing
 
 from gui import Application
 
 if __name__ == "__main__":
+    # Stop PyInstaller from randomly opening multiple windows: https://stackoverflow.com/a/32677108/9830227
+    multiprocessing.freeze_support()
+
     logging.basicConfig(
         level=logging.DEBUG,
         format="[%(asctime)s] %(module)s.%(funcName)s:%(lineno)d %(levelname)s -> %(message)s")