remove circular dependency on export plugin

.github/workflows/main.yml

@@ -42,6 +42,8 @@ jobs:
         shell: bash
     steps:
       - uses: actions/checkout@v2
+        with:
+          path: poetry
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v2
@@ -76,21 +78,27 @@ jobs:
 
       - name: Ensure cache is healthy
         if: steps.cache.outputs.cache-hit == 'true'
+        working-directory: ./poetry
         run: timeout 10s poetry run pip --version || rm -rf .venv
 
       - name: Install dependencies
+        working-directory: ./poetry
         run: poetry install
 
       - name: Run mypy
+        working-directory: ./poetry
         run: poetry run mypy
 
       - name: Install pytest plugin
+        working-directory: ./poetry
         run: poetry run pip install pytest-github-actions-annotate-failures
 
       - name: Run pytest
+        working-directory: ./poetry
         run: poetry run python -m pytest -n auto -p no:sugar -q tests/
 
       - name: Run pytest (integration suite)
+        working-directory: ./poetry
         env:
           POETRY_TEST_INTEGRATION_GIT_USERNAME: ${GITHUB_ACTOR}
           POETRY_TEST_INTEGRATION_GIT_PASSWORD: ${{ secrets.GITHUB_TOKEN }}
@@ -99,8 +107,9 @@ jobs:
       - name: Get Plugin Version (poetry-plugin-export)
         id: poetry-plugin-export-version
         run: |
-          echo ::set-output name=version::$(\
-            poetry show poetry-plugin-export  | grep version | cut -d : -f 2 | xargs)
+          PLUGIN_VERSION=$(curl -s https://pypi.org/pypi/poetry-plugin-export/json | python -c 'import json, sys ; print(json.load(sys.stdin)["info"]["version"])')
+          echo "Found version ${PLUGIN_VERSION}"
+          echo ::set-output name=version::${PLUGIN_VERSION}
 
       - name: Checkout Plugin Source (poetry-plugin-export)
         uses: actions/checkout@v2
@@ -109,10 +118,26 @@ jobs:
           repository: python-poetry/poetry-plugin-export
           ref: refs/tags/${{ steps.poetry-plugin-export-version.outputs.version }}
 
+      - name: Update poetry version (poetry-plugin-export)
+        working-directory: poetry-plugin-export
+        run: |
+          poetry add --lock --dev ../poetry
+          git diff
+
+      - name: Install (poetry-plugin-export)
+        working-directory: ./poetry-plugin-export
+        run: poetry install
+
       - name: Run pytest (poetry-plugin-export)
-        run: poetry run python -m pytest -p no:sugar -q poetry-plugin-export/tests/
+        working-directory: ./poetry-plugin-export
+        run: poetry run python -m pytest -p no:sugar -q tests/
 
       - name: Check for clean working tree
+        working-directory: ./poetry
+        run: git diff --exit-code --stat HEAD
+
+      - name: Check for clean working tree (poetry-plugin-export)
+        working-directory: ./poetry-plugin-export
         run: |
+          git checkout -- pyproject.toml poetry.lock
           git diff --exit-code --stat HEAD
-          git -C poetry-plugin-export diff --exit-code --stat HEAD

.pre-commit-hooks.yaml

@@ -14,13 +14,3 @@
   language: python
   language_version: python3
   pass_filenames: false
-
-- id: poetry-export
-  name: poetry-export
-  description: run poetry export to sync lock file with requirements.txt
-  entry: poetry export
-  language: python
-  language_version: python3
-  pass_filenames: false
-  files: ^poetry.lock$
-  args: ["-f", "requirements.txt", "-o", "requirements.txt"]

docs/pre-commit-hooks.md

@@ -53,6 +53,8 @@ The `poetry-export` hook calls the `poetry export` command
 to sync your `requirements.txt` file with your current dependencies.
 
 {{% note %}}
+This hook is provided by the [Export Poetry Plugin](https://github.com/python-poetry/poetry-plugin-export).
+
 It is recommended to run the [`poetry-lock`](#poetry-lock) hook prior to this one.
 {{% /note %}}
 

pyproject.toml

@@ -45,7 +45,6 @@ generate-setup-file = false
 python = "^3.7"
 
 poetry-core = "^1.1.0b3"
-poetry-plugin-export = "^1.0.5"
 cachecontrol = { version = "^0.12.9", extras = ["filecache"] }
 cachy = "^0.3.0"
 cleo = "^1.0.0a5"