Init Python3.10 support.

docs/CHANGELOG.md

@@ -10,6 +10,10 @@ this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 
 ## [Unreleased]
 
+### Added
+
+- [Add support for Python 3.10](https://github.com/hadialqattan/pycln/pull/81)
+
 ### Fixed
 
 - [Parsing local path import with null-pacakge causes AttributeError by @hadialqattan](https://github.com/hadialqattan/pycln/pull/76)

pyproject.toml

@@ -13,6 +13,7 @@ classifiers = [
     "Programming Language :: Python :: 3.7",
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
     "Topic :: Utilities"]
 license = "MIT"
 readme = "README.md"
@@ -22,7 +23,7 @@ include = ["pyproject.toml"]
 pycln = "pycln.cli:app"
 
 [tool.poetry.dependencies]
-python = ">=3.6.2, <3.10"
+python = ">=3.6.2, <3.11"
 typer = "^0.3.1"
 toml = "^0.10.1"
 dataclasses = {version = "^0.7", python = "3.6"}

tests/test_scan.py

@@ -17,6 +17,7 @@
 # Constants.
 MOCK = "pycln.utils.scan.%s"
 PY38_PLUS = sys.version_info >= (3, 8)
+PY310_PLUS = sys.version_info >= (3, 10)
 
 
 class TestDataclasses:
@@ -463,6 +464,24 @@ def test_visit_Expr(self, visit_Name, code, expec_names):
             ),
             pytest.param("foobar: '' = 'x'\n", None, id="empty string annotation"),
             pytest.param("foobar = 'x'\n", None, id="no string annotation"),
+            pytest.param(
+                ("def foo(bar: str | int):\n" "    pass\n"),
+                {"str", "int"},
+                id="union types - arg",
+                marks=pytest.mark.skipif(
+                    not PY310_PLUS,
+                    reason="This feature is only available in Python >=3.10.",
+                ),
+            ),
+            pytest.param(
+                ("def foo() -> str | int :\n" "    pass\n"),
+                {"str", "int"},
+                id="union types - return",
+                marks=pytest.mark.skipif(
+                    not PY310_PLUS,
+                    reason="This feature is only available in Python >=3.10.",
+                ),
+            ),
         ],
     )
     @mock.patch(MOCK % "SourceAnalyzer.visit_Name")
@@ -473,7 +492,7 @@ def test_visit_string_type_annotation(self, visit_Name, code, expec_names):
 
     @pytest.mark.skipif(
         not PY38_PLUS,
-        reason="This feature is only available for Python >=3.8.",
+        reason="This feature is only available in Python >=3.8.",
     )
     @pytest.mark.parametrize(
         "code, expec_names",