RLS: Release 5.0

Bump minimum version
Compat and style fixes

Author: bashtage

README.md

@@ -132,17 +132,14 @@ regression. Currently only the single variable IV estimators are polished.
 
 ### Running
 
-With the exception of Python 3 (3.8+ tested), which is a hard requirement, the
-others are the version that are being used in the test environment. It
-is possible that older versions work.
-
--   Python 3.8+
--   NumPy (1.18+)
--   SciPy (1.3+)
--   pandas (1.0+)
+
+-   Python 3.9+
+-   NumPy (1.19+)
+-   SciPy (1.5+)
+-   pandas (1.1+)
 -   statsmodels (0.12+)
 -   xarray (0.16+, optional)
--   Cython (0.29.24+, optional)
+-   Cython (0.29.34+, optional)
 
 ### Testing
 

appveyor.yml

@@ -1,6 +1,9 @@
 skip_tags: true
 clone_depth: 50
 
+image:
+  - Visual Studio 2019
+
 matrix:
     fast_finish: false
 
@@ -12,8 +15,8 @@ environment:
     PYTHONHASHSEED: 31211999
 
   matrix:
-    - PYTHON: C:\Python38-x64
-      PYTHON_VERSION: 3.8
+    - PYTHON: C:\Python311-x64
+      PYTHON_VERSION: 3.11
       PYTHON_ARCH: 64
 
 

ci/azure_template_posix.yml

@@ -16,44 +16,44 @@ jobs:
     vmImage: ${{ parameters.vmImage }}
   strategy:
     matrix:
-      python38_legacy:
-        python.version: '3.8'
-        NUMPY: 1.18.0
-        SCIPY: 1.3.0
-        PANDAS: 1.0.0
-        STATSMODELS: 0.11.0
-        XARRAY: 0.15.1
-        FORMULAIC: 0.3.4
-        test.install: true
-      python39_mid:
+      python39_legacy:
         python.version: '3.9'
         NUMPY: 1.19.0
-        SCIPY: 1.4.0
+        SCIPY: 1.5.0
         PANDAS: 1.1.0
         STATSMODELS: 0.12.0
         XARRAY: 0.16.0
-        XXHASH: true
-        FORMULAIC: 0.4.0
+        FORMULAIC: 0.6.1
         test.install: true
-      python39_recent:
+      python39_mid:
         python.version: '3.9'
         NUMPY: 1.20.0
-        SCIPY: 1.5.0
+        SCIPY: 1.6.0
         PANDAS: 1.2.0
         STATSMODELS: 0.12.0
-        XARRAY: 0.17.0
-        FORMULAIC: 0.5.2
+        XARRAY: 0.18.0
+        XXHASH: true
+        FORMULAIC: 0.6.1
+        test.install: true
+      python39_recent:
+        python.version: '3.9'
+        NUMPY: 1.21.0
+        SCIPY: 1.7.0
+        PANDAS: 1.3.0
+        STATSMODELS: 0.13.0
+        XARRAY: 0.20.0
+        FORMULAIC: 0.6.1
         test.install: true
       python310_no_cython:
         python.version: '3.10'
         LM_NO_BINARY: 1
       python310_recent:
         python.version: '3.10'
-        NUMPY: 1.21.0
-        SCIPY: 1.7.0
-        PANDAS: 1.3.0
+        NUMPY: 1.22.0
+        SCIPY: 1.8.0
+        PANDAS: 1.5.0
         STATSMODELS: 0.13.0
-        XARRAY: 0.19.0
+        XARRAY: 22.0
       python310_latest:
         python.version: '3.10'
         XXHASH: true

ci/azure_template_windows.yml

@@ -16,8 +16,6 @@ jobs:
     vmImage: ${{ parameters.vmImage }}
   strategy:
     matrix:
-      python38_win_latest:
-        python.version: '3.8'
       python39_win_latest:
         python.version: '3.9'
       python310_win_latest:

doc/requirements.txt

@@ -6,7 +6,7 @@ sphinxcontrib.spelling
 sphinx
 jupyter
 notebook
-xarray>=0.13
+xarray>=0.16
 nbformat
 matplotlib
 seaborn