MAINT: Modernize setup

MANIFEST.in

@@ -3,8 +3,6 @@ include LICENSE.md
 include requirements.txt
 include requirements-dev.txt
 include pandas_datareader/*.py
-
 include pandas_datareader/tests/*.py
 include pandas_datareader/tests/data/*
-include versioneer.py
 include pandas_datareader/_version.py

azure-pipelines.yml

@@ -13,18 +13,16 @@ trigger:
 
 variables:
   PYTHONHASHSEED: 12345678
-  SETUPTOOLS_USE_DISTUTILS: "stdlib"
   coverage: true
-  RANDOMGEN_CYTHON_COVERAGE: true
 
 jobs:
 
 - template: ci/azure/azure_template_posix.yml
   parameters:
     name: Linux
-    vmImage: ubuntu-20.04
+    vmImage: ubuntu-latest
 
 - template: ci/azure/azure_template_windows.yml
   parameters:
     name: Windows
-    vmImage: windows-2019
+    vmImage: windows-latest

ci/azure/azure_template_posix.yml

@@ -16,20 +16,19 @@ jobs:
     vmImage: ${{ parameters.vmImage }}
   strategy:
     matrix:
-      ${{ if eq(parameters.name, 'Linux') }}:
-        python36_legacy:
-          python.version: '3.6'
-          PANDAS: 1.0.5
-        python37_legacy:
-          python.version: '3.7'
-          PANDAS: 1.1.5
-        python38_recent:
-          python.version: '3.8'
-          PANDAS: 1.2.5
-        python39_latest:
-          python.version: '3.9'
-
-    # maxParallel: 10
+      python38_legacy:
+        python.version: '3.8'
+        PANDAS: 1.5.3
+      python39_legacy:
+        python.version: '3.9'
+        PANDAS: 1.5.3
+      python310_recent:
+        python.version: '3.9'
+        PANDAS: 2.0.3
+      python311_latest:
+        python.version: '3.11'
+      python312_latest:
+        python.version: '3.12'
 
   steps:
   - task: UsePythonVersion@0
@@ -41,14 +40,13 @@ jobs:
       python -m pip install pip setuptools -U      
       python -m pip install -r requirements.txt
       python -m pip install -r requirements-dev.txt
-
       if [[ -n ${PANDAS} ]]; then 
         python -m pip install pandas==${PANDAS}
       fi;
     displayName: 'Install dependencies'
 
   - script: |
-      python -m pip install -e . -v --no-build-isolation
+      python -m pip install -e . -vv
     displayName: 'Install'
 
   - script: python -m pip list

ci/azure/azure_template_windows.yml

@@ -16,20 +16,19 @@ jobs:
     vmImage: ${{ parameters.vmImage }}
   strategy:
     matrix:
-      ${{ if eq(parameters.name, 'Linux') }}:
-        python37_legacy:
-          python.version: '3.7'
-          PANDAS: 1.0.5
-        python38_legacy:
-          python.version: '3.8'
-          PANDAS: 1.1.5
-        python38_recent:
-          python.version: '3.8'
-          PANDAS: 1.2.5
-        python39_latest:
-          python.version: '3.9'
-
-    # maxParallel: 10
+      python38_legacy:
+        python.version: '3.8'
+        PANDAS: 1.5.3
+      python39_legecy:
+        python.version: '3.9'
+        PANDAS: 1.5.3
+      python310_recent:
+        python.version: '3.10'
+        PANDAS: 2.0.3
+      python311_latest:
+        python.version: '3.11'
+      python312_latest:
+        python.version: '3.12'
 
   steps:
   - task: UsePythonVersion@0
@@ -42,13 +41,16 @@ jobs:
       python -m pip install -r requirements.txt
       python -m pip install -r requirements-dev.txt
 
-      if [[ -n ${PANDAS} ]]; then 
-        python -m pip install pandas==${PANDAS}
-      fi;
     displayName: 'Install dependencies'
 
+  - powershell: |
+      if ($null -ne $env:PANDAS) {
+        python -m pip install pandas==${PANDAS}
+      }
+    displayName: 'Update pandas (if needed)'
+
   - script: |
-      python -m pip install -e . -v --no-build-isolation
+      python -m pip install -e . -vv
     displayName: 'Install'
 
   - script: python -m pip list

pandas_datareader/__init__.py

@@ -1,7 +1,7 @@
 import os
 import sys
 
-from ._version import get_versions
+from ._version import __version__
 from .data import (
     DataReader,
     Options,
@@ -33,9 +33,6 @@
 
 PKG = os.path.dirname(__file__)
 
-__version__ = get_versions()["version"]
-del get_versions
-
 __all__ = [
     "__version__",
     "get_components_yahoo",

pandas_datareader/_utils.py

@@ -46,8 +46,8 @@ def _sanitize_dates(start, end):
     try:
         start = to_datetime(start)
         end = to_datetime(end)
-    except (TypeError, ValueError):
-        raise ValueError("Invalid date format.")
+    except (TypeError, ValueError) as exc:
+        raise ValueError("Invalid date format.") from exc
     if start > end:
         raise ValueError("start must be an earlier date than end")
     return start, end