Update fork

.devcontainer.json

@@ -17,7 +17,9 @@
 		"python.linting.pylintEnabled": false,
 		"python.linting.mypyEnabled": true,
 		"python.testing.pytestEnabled": true,
-		"python.testing.cwd": "pandas/tests"
+		"python.testing.pytestArgs": [
+			"pandas"
+		]
 	},
 
 	// Add the IDs of extensions you want installed when the container is created in the array below.

.github/CODE_OF_CONDUCT.md

@@ -60,4 +60,3 @@ and the [Swift Code of Conduct][swift].
 [homepage]: https://www.contributor-covenant.org
 [version]: https://www.contributor-covenant.org/version/1/3/0/
 [swift]: https://swift.org/community/#code-of-conduct
-

.github/ISSUE_TEMPLATE/documentation_improvement.md

@@ -9,7 +9,7 @@ labels: "Docs, Needs Triage"
 
 #### Location of the documentation
 
-[this should provide the location of the documentation, e.g. "pandas.read_csv" or the URL of the documentation, e.g. "https://dev.pandas.io/docs/reference/api/pandas.read_csv.html"]
+[this should provide the location of the documentation, e.g. "pandas.read_csv" or the URL of the documentation, e.g. "https://pandas.pydata.org/docs/reference/api/pandas.read_csv.html"]
 
 **Note**: You can check the latest versions of the docs on `master` [here](https://pandas.pydata.org/docs/dev/).
 

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,5 +1,4 @@
 - [ ] closes #xxxx
 - [ ] tests added / passed
-- [ ] passes `black pandas`
-- [ ] passes `git diff upstream/master -u -- "*.py" | flake8 --diff`
+- [ ] Ensure all linting tests pass, see [here](https://pandas.pydata.org/pandas-docs/dev/development/contributing.html#code-standards) for how to run them
 - [ ] whatsnew entry

.github/actions/build_pandas/action.yml

@@ -0,0 +1,17 @@
+name: Build pandas
+description: Rebuilds the C extensions and installs pandas
+runs:
+  using: composite
+  steps:
+
+    - name: Environment Detail
+      run: |
+        conda info
+        conda list
+      shell: bash -l {0}
+
+    - name: Build Pandas
+      run: |
+        python setup.py build_ext -j 2
+        python -m pip install -e . --no-build-isolation --no-use-pep517
+      shell: bash -l {0}

.github/actions/setup/action.yml

@@ -0,0 +1,12 @@
+name: Set up pandas
+description: Runs all the setup steps required to have a built pandas ready to use
+runs:
+  using: composite
+  steps:
+    - name: Setting conda path
+      run: echo "${HOME}/miniconda3/bin" >> $GITHUB_PATH
+      shell: bash -l {0}
+
+    - name: Setup environment and build pandas
+      run: ci/setup_env.sh
+      shell: bash -l {0}

.github/workflows/autoupdate-pre-commit-config.yml

@@ -0,0 +1,33 @@
+name: "Update pre-commit config"
+
+on:
+  schedule:
+    - cron: "0 7 * * 1" # At 07:00 on each Monday.
+  workflow_dispatch:
+
+jobs:
+  update-pre-commit:
+    if: github.repository_owner == 'pandas-dev'
+    name: Autoupdate pre-commit config
+    runs-on: ubuntu-latest
+    steps:
+      - name: Set up Python
+        uses: actions/setup-python@v2
+      - name: Cache multiple paths
+        uses: actions/cache@v2
+        with:
+          path: |
+            ~/.cache/pre-commit
+            ~/.cache/pip
+          key: pre-commit-autoupdate-${{ runner.os }}-build
+      - name: Update pre-commit config packages
+        uses: technote-space/create-pr-action@v2
+        with:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          EXECUTE_COMMANDS: |
+            pip install pre-commit
+            pre-commit autoupdate || (exit 0);
+            pre-commit run -a || (exit 0);
+          COMMIT_MESSAGE: "⬆️ UPGRADE: Autoupdate pre-commit config"
+          PR_BRANCH_NAME: "pre-commit-config-update-${PR_ID}"
+          PR_TITLE: "⬆️ UPGRADE: Autoupdate pre-commit config"

.github/workflows/ci.yml

@@ -2,90 +2,82 @@ name: CI
 
 on:
   push:
-    branches: master
+    branches: [master]
   pull_request:
-    branches: master
+    branches:
+      - master
+      - 1.2.x
 
 env:
   ENV_FILE: environment.yml
+  PANDAS_CI: 1
 
 jobs:
   checks:
     name: Checks
     runs-on: ubuntu-latest
-    steps:
-
-    - name: Setting conda path
-      run: echo "::add-path::${HOME}/miniconda3/bin"
+    defaults:
+      run:
+        shell: bash -l {0}
 
+    steps:
     - name: Checkout
       uses: actions/checkout@v1
 
     - name: Looking for unwanted patterns
       run: ci/code_checks.sh patterns
       if: always()
 
-    - name: Setup environment and build pandas
-      run: ci/setup_env.sh
-      if: always()
+    - name: Cache conda
+      uses: actions/cache@v2
+      with:
+        path: ~/conda_pkgs_dir
+        key: ${{ runner.os }}-conda-${{ hashFiles('${{ env.ENV_FILE }}') }}
 
-    - name: Linting
-      run: |
-        source activate pandas-dev
-        ci/code_checks.sh lint
-      if: always()
+    - uses: conda-incubator/setup-miniconda@v2
+      with:
+        activate-environment: pandas-dev
+        channel-priority: strict
+        environment-file: ${{ env.ENV_FILE }}
+        use-only-tar-bz2: true
 
-    - name: Dependencies consistency
-      run: |
-        source activate pandas-dev
-        ci/code_checks.sh dependencies
+    - name: Build Pandas
+      uses: ./.github/actions/build_pandas
+
+    - name: Linting
+      run: ci/code_checks.sh lint
       if: always()
 
     - name: Checks on imported code
-      run: |
-        source activate pandas-dev
-        ci/code_checks.sh code
+      run: ci/code_checks.sh code
       if: always()
 
     - name: Running doctests
-      run: |
-        source activate pandas-dev
-        ci/code_checks.sh doctests
+      run: ci/code_checks.sh doctests
       if: always()
 
     - name: Docstring validation
-      run: |
-        source activate pandas-dev
-        ci/code_checks.sh docstrings
+      run: ci/code_checks.sh docstrings
       if: always()
 
     - name: Typing validation
-      run: |
-        source activate pandas-dev
-        ci/code_checks.sh typing
+      run: ci/code_checks.sh typing
       if: always()
 
     - name: Testing docstring validation script
-      run: |
-        source activate pandas-dev
-        pytest --capture=no --strict scripts
+      run: pytest --capture=no --strict-markers scripts
       if: always()
 
     - name: Running benchmarks
       run: |
-        source activate pandas-dev
         cd asv_bench
         asv check -E existing
         git remote add upstream https://github.com/pandas-dev/pandas.git
         git fetch upstream
-        if git diff upstream/master --name-only | grep -q "^asv_bench/"; then
-            asv machine --yes
-            asv dev | sed "/failed$/ s/^/##[error]/" | tee benchmarks.log
-            if grep "failed" benchmarks.log > /dev/null ; then
-                exit 1
-            fi
-        else
-            echo "Benchmarks did not run, no changes detected"
+        asv machine --yes
+        asv dev | sed "/failed$/ s/^/##[error]/" | tee benchmarks.log
+        if grep "failed" benchmarks.log > /dev/null ; then
+            exit 1
         fi
       if: always()
 
@@ -101,20 +93,16 @@ jobs:
     runs-on: ubuntu-latest
     steps:
 
-    - name: Setting conda path
-      run: echo "::set-env name=PATH::${HOME}/miniconda3/bin:${PATH}"
-
     - name: Checkout
       uses: actions/checkout@v1
 
-    - name: Setup environment and build pandas
-      run: ci/setup_env.sh
+    - name: Set up pandas
+      uses: ./.github/actions/setup
 
     - name: Build website
       run: |
         source activate pandas-dev
         python web/pandas_web.py web/pandas --target-path=web/build
-
     - name: Build documentation
       run: |
         source activate pandas-dev
@@ -123,7 +111,7 @@ jobs:
     # This can be removed when the ipython directive fails when there are errors,
     # including the `tee sphinx.log` in te previous step (https://github.com/ipython/ipython/issues/11547)
     - name: Check ipython directive errors
-      run: "! grep -B1 \"^<<<-------------------------------------------------------------------------$\" sphinx.log"
+      run: "! grep -B10 \"^<<<-------------------------------------------------------------------------$\" sphinx.log"
 
     - name: Install ssh key
       run: |
@@ -140,3 +128,38 @@ jobs:
     - name: Upload dev docs
       run: rsync -az --delete doc/build/html/ docs@${{ secrets.server_ip }}:/usr/share/nginx/pandas/pandas-docs/dev
       if: github.event_name == 'push'
+
+    - name: Move docs into site directory
+      run: mv doc/build/html web/build/docs
+    - name: Save website as an artifact
+      uses: actions/upload-artifact@v2
+      with:
+        name: website
+        path: web/build
+        retention-days: 14
+
+  data_manager:
+    name: Test experimental data manager
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        pattern: ["not slow and not network and not clipboard", "slow"]
+    steps:
+
+    - name: Checkout
+      uses: actions/checkout@v1
+
+    - name: Set up pandas
+      uses: ./.github/actions/setup
+
+    - name: Run tests
+      env:
+        PANDAS_DATA_MANAGER: array
+        PATTERN: ${{ matrix.pattern }}
+        PYTEST_WORKERS: "auto"
+      run: |
+        source activate pandas-dev
+        ci/run_tests.sh
+
+    - name: Print skipped tests
+      run: python ci/print_skipped.py

.github/workflows/comment_bot.yml

@@ -0,0 +1,40 @@
+name: Comment-bot
+
+on:
+  issue_comment:
+    types:
+      - created
+      - edited
+
+jobs:
+  autotune:
+    name: "Fixup pre-commit formatting"
+    if: startsWith(github.event.comment.body, '@github-actions pre-commit')
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: r-lib/actions/pr-fetch@master
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+      - name: Cache multiple paths
+        uses: actions/cache@v2
+        with:
+          path: |
+            ~/.cache/pre-commit
+            ~/.cache/pip
+          key: pre-commit-dispatched-${{ runner.os }}-build
+      - uses: actions/setup-python@v2
+        with:
+          python-version: 3.8
+      - name: Install-pre-commit
+        run: python -m pip install --upgrade pre-commit
+      - name: Run pre-commit
+        run: pre-commit run --from-ref=origin/master --to-ref=HEAD --all-files || (exit 0)
+      - name: Commit results
+        run: |
+          git config user.name "$(git log -1 --pretty=format:%an)"
+          git config user.email "$(git log -1 --pretty=format:%ae)"
+          git commit -a -m 'Fixes from pre-commit [automated commit]' || echo "No changes to commit"
+      - uses: r-lib/actions/pr-push@master
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}