fix workflow

Author: mmatera

.github/workflows/MSWindows.yml

@@ -25,13 +25,15 @@ jobs:
         python -m pip install pytest
         # python -m pip install -e git+https://github.com/Mathics3/mathics-scanner#egg=Mathics-Scanner
         git clone --depth 1 https://github.com/Mathics3/mathics-scanner.git
-        cd mathics-scanner/
+        cd mathics-scanner
         pip install -e .
         bash -x admin-tools/make-JSON-tables.sh
         cd ..
         git clone https://github.com/Mathics3/mathics-core
-        (cd mathics-core && pip3 install -e .[full])
-        (cd mathics-core && bash ./admin-tools/make-JSON-tables.sh)
+        cd mathics-core
+	pip3 install -e .[full]
+        bash -x admin-tools/make-JSON-tables.sh)
+	cd ..
     - name: Install Mathic3 vectorizedplot Module
       run: |
         python -m pip install Mathics3

pymathics/vectorizedplot/__init__.py

@@ -22,20 +22,13 @@
 </ul>
 """
 
+from pymathics.vectorizedplot.plot_plot3d import (
+    ContourPlot3D,
+    ParametricPlot3D,
+    SphericalPlot3D,
+)
 from pymathics.vectorizedplot.version import __version__
 
-ALREADY_INSTALLED = True
-try:
-    from pymathics.vectorizedplot.plot_plot3d import (
-        ContourPlot3D,
-        ParametricPlot3D,
-        SphericalPlot3D,
-    )
-except ModuleNotFoundError as e:
-    print("module cannot be loaded...", e)
-    ALREADY_INSTALLED = True
-
-
 # To be recognized as an external mathics module, the following variable
 # is required:
 #
@@ -50,16 +43,9 @@
 
 
 __all__ = (
-    (
-        "ContourPlot3D",
-        "ParametricPlot3D",
-        "SphericalPlot3D",
-        "__version__",
-        "pymathics_version_data",
-    )
-    if ALREADY_INSTALLED
-    else (
-        "__version__",
-        "pymathics_version_data",
-    )
+    "ContourPlot3D",
+    "ParametricPlot3D",
+    "SphericalPlot3D",
+    "__version__",
+    "pymathics_version_data",
 )