feat: use solara for pyinstaller

.github/workflows/standalone.yml

@@ -17,7 +17,7 @@ defaults:
 jobs:
   build_binary_not_osx:
     runs-on: ${{ matrix.os }}-latest
-    if: (github.repository == 'spacetelescope/jdaviz' && (github.event_name == 'push' || github.event_name == 'workflow_dispatch' || contains(github.event.pull_request.labels.*.name, 'Build standalone')))
+    # if: (github.repository == 'spacetelescope/jdaviz' && (github.event_name == 'push' || github.event_name == 'workflow_dispatch' || contains(github.event.pull_request.labels.*.name, 'Build standalone')))
     strategy:
       matrix:
         os: [ubuntu, windows]
@@ -53,7 +53,7 @@ jobs:
     - name: Wait for Voila to get online
       uses: ifaxity/wait-on-action@a7d13170ec542bdca4ef8ac4b15e9c6aa00a6866  # v1.2.1
       with:
-        resource: tcp:8866
+        resource: tcp:8765
         timeout: 60000
 
     - name: Test standalone

jdaviz/solara.py

@@ -1,7 +1,9 @@
 import os
 from pathlib import Path
+import signal
 
 import solara
+import solara.lab
 import ipygoldenlayout
 import ipysplitpanes
 import ipyvue
@@ -16,6 +18,19 @@
 jdaviz_history_verbosity = 'info'
 
 
+@solara.lab.on_kernel_start
+def on_kernel_start():
+    # at import time, solara runs with a dummy kernel
+    # we simply ignore that
+    if "dummy" in solara.get_kernel_id():
+        return
+    def on_kernel_close():
+        # for some reason, sys.exit(0) does not work here
+        # see https://github.com/encode/uvicorn/discussions/1103
+        signal.raise_signal(signal.SIGINT)
+    return on_kernel_close
+
+
 @solara.component
 def Page():
     if config is None:

standalone/hooks/hook-ipyreact.py

@@ -0,0 +1,5 @@
+from PyInstaller.utils.hooks import collect_data_files, copy_metadata, collect_submodules
+
+hiddenimports = collect_submodules("ipyreact")
+datas = collect_data_files("ipyreact")  # codespell:ignore datas
+datas += copy_metadata("ipyreact")  # codespell:ignore datas

standalone/hooks/hook-ipyvuetify.py

@@ -0,0 +1,5 @@
+from PyInstaller.utils.hooks import collect_data_files, copy_metadata, collect_submodules
+
+hiddenimports = collect_submodules("ipyvuetify")
+datas = collect_data_files('ipyvuetify')
+datas += copy_metadata('ipyvuetify')

standalone/hooks/hook-solara.py

@@ -0,0 +1,5 @@
+from PyInstaller.utils.hooks import collect_data_files, copy_metadata, collect_submodules
+
+hiddenimports = collect_submodules("solara")
+datas = collect_data_files('solara')
+datas += collect_data_files('solara-ui')

standalone/hooks/hook-solara_server.py

@@ -0,0 +1,5 @@
+from PyInstaller.utils.hooks import collect_data_files, copy_metadata, collect_submodules
+
+hiddenimports = collect_submodules("solara-server")
+datas = collect_data_files('solara-server')
+datas += copy_metadata('solara-server')

standalone/hooks/hook-solara_ui.py

@@ -0,0 +1,5 @@
+from PyInstaller.utils.hooks import collect_data_files, copy_metadata, collect_submodules
+
+hiddenimports = collect_submodules("solara-ui")
+datas = collect_data_files('solara-ui')
+datas += copy_metadata('solara-ui')

standalone/jdaviz-cli-entrypoint.py

@@ -1,23 +1,6 @@
-import sys
-
-def start_as_kernel():
-    # similar to https://github.com/astrofrog/voila-qt-app/blob/master/voila_demo.py
-    import sys
-
-    from ipykernel import kernelapp as app
-    app.launch_new_instance()
-    sys.argv = [app.__file__, sys.argv[3:]]
+import jdaviz.cli
 
 
 if __name__ == "__main__":
-    # When voila starts a kernel under pyinstaller, it will use sys.executable
-    # (which is this entry point again)
-    # if called like [sys.argv[0], "-m", "ipykernel_launcher", ...]
-    if len(sys.argv) >= 3 and sys.argv[1] == "-m" and sys.argv[2] == "ipykernel_launcher":
-        # it is important that we do not import jdaviz top level
-        # as that would cause it to import ipywidgets before the kernel is started
-        start_as_kernel()
-    else:
-        import jdaviz.cli
-        # should change this to _main, but now it doesn't need arguments
-        jdaviz.cli.main(layout="")
+    # should change this to _main, but now it doesn't need arguments
+    jdaviz.cli.main(layout="")

standalone/jdaviz.spec

@@ -26,7 +26,7 @@ a = Analysis(
     pathex=[],
     binaries=[],
     datas=datas,
-    hiddenimports=[],
+    hiddenimports=["rich.logging"],
     hookspath=["hooks"],
     hooksconfig={},
     runtime_hooks=[],

standalone/test_standalone.py

@@ -4,9 +4,7 @@
 
 
 def test_voila_basics(page: Page):
-    page.goto("http://localhost:8866/")
+    page.goto("http://localhost:8765/")
 
-    # basic voila is loaded
-    page.locator("body.theme-light").wait_for()
     # when jdaviz is loaded (button at the top left)
     page.locator("text=Welcome to Jdaviz").wait_for()