Azure should use custom environment.yml for Windows build

azure-pipelines.yml

@@ -55,7 +55,12 @@ steps:
 #    createCustomEnvironment: true
 
 - script: conda env create --quiet --file environment.yml
-  displayName: Create Anaconda environment
+  displayName: Create Anaconda environment (*nix)
+  condition: or( eq( variables['Agent.OS'], 'Darwin' ), eq( variables['Agent.OS'], 'Linux' ))
+
+- script: conda env create --quiet --file env-win-binary.yml
+  displayName: Create Anaconda environment (Windows)
+  condition: eq( variables['Agent.OS'], 'Windows_NT')
 
 # Output the conda environment packages and which python and pip is being used (for diagnostic purposes)
 - script: which python & which pip & which pyinstaller & conda list

ci/env-win-binary.yml

@@ -0,0 +1,24 @@
+name: devel
+channels:
+  - conda-forge
+  - conda-forge/label/testing
+  - anaconda
+dependencies:
+  - python=3
+  - numpy=1.15.*
+  - sphinx
+  - pytest
+  - qtpy
+  - sphinx_rtd_theme
+  #- sphinx-gallery
+  #Sphinx-Gallery removed because it requires matplotlib/pyqt and conflicts with pyside2's Qt version
+  - requests
+  - python-dateutil 
+  - pyinstaller
+  - setuptools
+  - certifi
+  - pip
+  - pip:
+    - sphinx-prompt
+    - pydocstyle
+    - PySide2

environment.yml

@@ -6,7 +6,7 @@ channels:
 dependencies:
   - python=3
   - numpy=1.15.*
-  - pyside2=5.12.*
+  #- pyside2=5.12.*
   - sphinx
   - pytest
   - qtpy