Add support for pytest 7

changelog.md

@@ -1,5 +1,8 @@
 # Changelog
 
+## [0.9.1](https://github.com/dbader/pytest-mypy/milestone/17)
+* Add support for pytest 7.
+
 ## [0.9.0](https://github.com/dbader/pytest-mypy/milestone/14)
 * Drop support for pytest<4.6.
 * Add --mypy-config-file.

setup.py

@@ -34,7 +34,8 @@ def read(fname):
     install_requires=[
         "attrs>=19.0",
         "filelock>=3.0",
-        'pytest>=4.6; python_version>="3.5" and python_version<"3.10"',
+        'pytest>=4.6,<7.0; python_version>="3.5" and python_version<"3.6"',
+        'pytest>=4.6; python_version>="3.6" and python_version<"3.10"',
         'pytest>=6.2; python_version>="3.10"',
         'mypy>=0.500; python_version<"3.8"',
         'mypy>=0.700; python_version>="3.8" and python_version<"3.9"',

src/pytest_mypy.py

@@ -2,6 +2,7 @@
 
 import json
 import os
+from pathlib import Path
 from tempfile import NamedTemporaryFile
 from typing import Dict, List, Optional, TextIO
 
@@ -11,6 +12,7 @@
 import pytest  # type: ignore
 
 
+PYTEST_MAJOR_VERSION = int(pytest.__version__.partition(".")[0])
 mypy_argv = []
 nodeid_name = "mypy"
 
@@ -105,9 +107,9 @@ def pytest_configure_node(self, node):  # xdist hook
         mypy_argv.append("--config-file={}".format(mypy_config_file))
 
 
-def pytest_collect_file(path, parent):
+def pytest_collect_file(file_path, parent):
     """Create a MypyFileItem for every file mypy should run on."""
-    if path.ext in {".py", ".pyi"} and any(
+    if file_path.suffix in {".py", ".pyi"} and any(
         [
             parent.config.option.mypy,
             parent.config.option.mypy_config_file,
@@ -117,11 +119,23 @@ def pytest_collect_file(path, parent):
         # Do not create MypyFile instance for a .py file if a
         # .pyi file with the same name already exists;
         # pytest will complain about duplicate modules otherwise
-        if path.ext == ".pyi" or not path.new(ext=".pyi").isfile():
-            return MypyFile.from_parent(parent=parent, fspath=path)
+        if file_path.suffix == ".pyi" or not file_path.with_suffix(".pyi").is_file():
+            return MypyFile.from_parent(parent=parent, path=file_path)
     return None
 
 
+if PYTEST_MAJOR_VERSION < 7:  # pragma: no cover
+    _pytest_collect_file = pytest_collect_file
+
+    def pytest_collect_file(path, parent):  # type: ignore
+        try:
+            # https://docs.pytest.org/en/7.0.x/deprecations.html#py-path-local-arguments-for-hooks-replaced-with-pathlib-path
+            return _pytest_collect_file(Path(str(path)), parent)
+        except TypeError:
+            # https://docs.pytest.org/en/7.0.x/deprecations.html#fspath-argument-for-node-constructors-replaced-with-pathlib-path
+            return MypyFile.from_parent(parent=parent, fspath=path)
+
+
 class MypyFile(pytest.File):
 
     """A File that Mypy will run on."""

tox.ini

@@ -4,22 +4,22 @@ minversion = 3.20
 isolated_build = true
 envlist =
     py35-pytest{4.6, 5.0, 5.x, 6.0, 6.x}-mypy{0.50, 0.5x, 0.60, 0.6x, 0.70, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
-    py36-pytest{4.6, 5.0, 5.x, 6.0, 6.x}-mypy{0.50, 0.5x, 0.60, 0.6x, 0.70, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
-    py37-pytest{4.6, 5.0, 5.x, 6.0, 6.x}-mypy{0.50, 0.5x, 0.60, 0.6x, 0.70, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
-    py38-pytest{4.6, 5.0, 5.x, 6.0, 6.x}-mypy{0.71, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
-    py39-pytest{4.6, 5.0, 5.x, 6.0, 6.x}-mypy{0.78, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
-    py310-pytest{6.2, 6.x}-mypy{0.78, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
+    py36-pytest{4.6, 5.0, 5.x, 6.0, 6.x, 7.0, 7.x}-mypy{0.50, 0.5x, 0.60, 0.6x, 0.70, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
+    py37-pytest{4.6, 5.0, 5.x, 6.0, 6.x, 7.0, 7.x}-mypy{0.50, 0.5x, 0.60, 0.6x, 0.70, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
+    py38-pytest{4.6, 5.0, 5.x, 6.0, 6.x, 7.0, 7.x}-mypy{0.71, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
+    py39-pytest{4.6, 5.0, 5.x, 6.0, 6.x, 7.0, 7.x}-mypy{0.78, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
+    py310-pytest{6.2, 6.x, 7.0, 7.x}-mypy{0.78, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
     publish
     static
 
 [gh-actions]
 python =
     3.5: py35-pytest{4.6, 5.0, 5.x, 6.0, 6.x}-mypy{0.50, 0.5x, 0.60, 0.6x, 0.70, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
-    3.6: py36-pytest{4.6, 5.0, 5.x, 6.0, 6.x}-mypy{0.50, 0.5x, 0.60, 0.6x, 0.70, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
-    3.7: py37-pytest{4.6, 5.0, 5.x, 6.0, 6.x}-mypy{0.50, 0.5x, 0.60, 0.6x, 0.70, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
-    3.8: py38-pytest{4.6, 5.0, 5.x, 6.0, 6.x}-mypy{0.71, 0.7x, 0.80, 0.8x, 0.90, 0.9x}, publish, static
-    3.9: py39-pytest{4.6, 5.0, 5.x, 6.0, 6.x}-mypy{0.78, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
-    3.10: py310-pytest{6.2, 6.x}-mypy{0.78, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
+    3.6: py36-pytest{4.6, 5.0, 5.x, 6.0, 6.x, 7.0, 7.x}-mypy{0.50, 0.5x, 0.60, 0.6x, 0.70, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
+    3.7: py37-pytest{4.6, 5.0, 5.x, 6.0, 6.x, 7.0, 7.x}-mypy{0.50, 0.5x, 0.60, 0.6x, 0.70, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
+    3.8: py38-pytest{4.6, 5.0, 5.x, 6.0, 6.x, 7.0, 7.x}-mypy{0.71, 0.7x, 0.80, 0.8x, 0.90, 0.9x}, publish, static
+    3.9: py39-pytest{4.6, 5.0, 5.x, 6.0, 6.x, 7.0, 7.x}-mypy{0.78, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
+    3.10: py310-pytest{6.2, 6.x, 7.0, 7.x}-mypy{0.78, 0.7x, 0.80, 0.8x, 0.90, 0.9x}
 
 [testenv]
 deps =
@@ -29,6 +29,8 @@ deps =
     pytest6.0: pytest ~= 6.0.0
     pytest6.2: pytest ~= 6.2.0
     pytest6.x: pytest ~= 6.0
+    pytest7.0: pytest ~= 7.0.0
+    pytest7.x: pytest ~= 7.0
     mypy0.50: mypy >= 0.500, < 0.510
     mypy0.51: mypy >= 0.510, < 0.520
     mypy0.52: mypy >= 0.520, < 0.530