Set Qt offscreen in jupytergis-qgis (#131)

* Set Qt offscreen in jupytergis-qgis This will ease user setting up jupytergis on a server * Add comment
geojupyter · Sep 11, 2024 · b77a0c0 · b77a0c0
1 parent 7fac129
commit b77a0c0
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Showing 2 changed files with 4 additions and 8 deletions.
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
@@ -89,10 +89,6 @@ jobs:
             yarn=3
             qgis
 
-      - name: Set QT env var
-        shell: bash -l {0}
-        run: echo "QT_QPA_PLATFORM=offscreen" >> $GITHUB_ENV
-
       - name: Checkout
         uses: actions/checkout@v3
 
@@ -166,10 +162,6 @@ jobs:
         with:
           name: extension-artifacts
 
-      - name: Set QT env var
-        shell: bash -l {0}
-        run: echo "QT_QPA_PLATFORM=offscreen" >> $GITHUB_ENV
-
       - name: Install the extension
         shell: bash -l {0}
         run: |

diff --git a/python/jupytergis_qgis/jupytergis_qgis/qgis_loader.py b/python/jupytergis_qgis/jupytergis_qgis/qgis_loader.py
@@ -24,6 +24,10 @@
     QgsVectorTileLayer,
 )
 
+# Prevent any Qt application and event loop to spawn when
+# using the QGIS Python app
+os.environ["QT_QPA_PLATFORM"] = "offscreen"
+
 QgsApplication.setPrefixPath(sys.prefix)
 
 qgs = QgsApplication([], False)