Try this

Author: blakeNaccarato

.github/workflows/high.yml

@@ -130,8 +130,7 @@ jobs:
         with:
           python-version: "${{ matrix.python }}"
       - run: "scripts/Sync-Py.ps1 -Version '${{ matrix.python }}'"
-      - if: startsWith(matrix.runner, 'windows')
-        run: ". scripts/Initialize-Shell.ps1; pytest"
+      - run: ". scripts/Initialize-Shell.ps1; pytest"
   lock:
     needs:
       - "ruff"

scripts/Initialize-Shell.ps1

@@ -2,6 +2,9 @@
 .SYNOPSIS
 Initialization commands for PowerShell shells in pre-commit and tasks.#>
 
+# ? Disable GUI in CI
+if ($Env:CI) {$Env:QT_QPA_PLATFORM = "offscreen"}
+
 # ? Error-handling
 $ErrorActionPreference = 'Stop'
 ($PSNativeCommandUseErrorActionPreference = $true) | Out-Null

src/boilerdaq/daq.py

@@ -38,7 +38,6 @@
 
         from boilerdaq.shim import t_in, v_in
 
-        # environ["QT_QPA_PLATFORM"] = "xcb"
     if not get_daq_device_inventory(InterfaceType.USB):  # pyright: ignore[reportArgumentType]
         from boilerdaq.dummy import t_in, v_in
 except FileNotFoundError: