Fix PowerShell issue with relative paths

azure-pipelines/templates/build-job.yml

@@ -7,7 +7,17 @@ jobs:
   steps:
   - checkout: self
     submodules: true
-    
+
+# We need this temporary step to have a consistent version of PowerShell on all images.
+  - task: PowerShell@2
+    displayName: 'Update PowerShell version for macOS'
+    condition: eq(variables['Platform'], 'darwin')
+    inputs:
+      TargetType: inline
+      script: |
+        brew update
+        brew cask upgrade powershell
+
   - task: PowerShell@2
     displayName: 'Build Python $(VERSION)'
     inputs:

builders/build-python.ps1

@@ -1,6 +1,6 @@
-using module "./builders/win-python-builder.psm1"
+using module "./win-python-builder.psm1"
-using module "./builders/ubuntu-python-builder.psm1"
+using module "./ubuntu-python-builder.psm1"
-using module "./builders/macos-python-builder.psm1"
+using module "./macos-python-builder.psm1"
 
 <#
 .SYNOPSIS

builders/macos-python-builder.psm1

@@ -1,4 +1,4 @@
-using module "./builders/nix-python-builder.psm1"
+using module "./nix-python-builder.psm1"
 
 class macOSPythonBuilder : NixPythonBuilder {
     <#

builders/nix-python-builder.psm1

@@ -1,4 +1,4 @@
-using module "./builders/python-builder.psm1"
+using module "./python-builder.psm1"
 
 class NixPythonBuilder : PythonBuilder {
     <#

builders/ubuntu-python-builder.psm1

@@ -1,4 +1,4 @@
-using module "./builders/nix-python-builder.psm1"
+using module "./nix-python-builder.psm1"
 
 class UbuntuPythonBuilder : NixPythonBuilder {
     <#

builders/win-python-builder.psm1

@@ -1,4 +1,4 @@
-using module "./builders/python-builder.psm1"
+using module "./python-builder.psm1"
 
 class WinPythonBuilder : PythonBuilder {
     <#