Merge pull request #22 from pkgw/parallel-fix

pwkit/parallel.py: a fix for Python 3

.readthedocs_env.yml

@@ -8,9 +8,13 @@ dependencies:
   - numpydoc
   - pandas
   - pip
-  - python =3.10
+  - python =3.12
   - scipy
   - setuptools
   - sphinx
   - sphinx_rtd_theme
-  - sphinx-automodapi
+  # Work around an issue with v0.17 as seen in:
+  # https://github.com/WorldWideTelescope/pywwt/pull/375
+  # https://github.com/WorldWideTelescope/pywwt/commit/66480282c578353ea04d6716ca6015fec9370c44
+  # 0.18 is now available and may fix this.
+  - sphinx-automodapi=0.16

README.md

@@ -9,8 +9,8 @@ This is a collection of Peter Williams’ miscellaneous Python tools.
 The online documentation contains [installation instructions]. The
 documentation is very much a work in progress but [may be found here].
 
-[installation instructions]: http://pwkit.readthedocs.org/en/latest/about/#installation
-[may be found here]: http://pwkit.readthedocs.org/en/latest/
+[installation instructions]: https://pwkit.readthedocs.io/en/latest/about.html#installation
+[may be found here]: https://pwkit.readthedocs.io/en/latest/
 
 
 ## Citation
@@ -47,7 +47,7 @@ include after your Acknowledgments section would be:
 
 See the [online documentation].
 
-[online documentation]: http://pwkit.readthedocs.org/en/latest/about/#authors
+[online documentation]: https://pwkit.readthedocs.io/en/latest/about.html#authors
 
 
 ## License

ci/azure-build-and-test.yml

@@ -6,12 +6,12 @@ parameters:
   default:
 
   - name: linux_310
-    vmImage: ubuntu-20.04
+    vmImage: ubuntu-latest
     vars:
       PYTHON_SERIES: "3.10"
 
   - name: macos_310
-    vmImage: macos-11
+    vmImage: macos-latest
     vars:
       PYTHON_SERIES: "3.10"
 

pwkit/parallel.py

@@ -272,7 +272,7 @@ def __init__(self, chunksize=None):
         pass
 
     def get_map(self):
-        return VacuousContextManager(map)
+        return VacuousContextManager(lambda f, v: [f(x) for x in v])
 
     def get_ppmap(self):
         return VacuousContextManager(serial_ppmap)