Revert "Delete .venv directory"

This reverts commit 5a2693bd9f.

.venv/lib/python3.9/site-packages/matplotlib/tests/test_api.py

@@ -0,0 +1,69 @@
+import re
+
+import numpy as np
+import pytest
+
+from matplotlib import _api
+
+
+@pytest.mark.parametrize('target,test_shape',
+                         [((None, ), (1, 3)),
+                          ((None, 3), (1,)),
+                          ((None, 3), (1, 2)),
+                          ((1, 5), (1, 9)),
+                          ((None, 2, None), (1, 3, 1))
+                          ])
+def test_check_shape(target, test_shape):
+    error_pattern = (f"^'aardvark' must be {len(target)}D.*" +
+                     re.escape(f'has shape {test_shape}'))
+    data = np.zeros(test_shape)
+    with pytest.raises(ValueError, match=error_pattern):
+        _api.check_shape(target, aardvark=data)
+
+
+def test_classproperty_deprecation():
+    class A:
+        @_api.deprecated("0.0.0")
+        @_api.classproperty
+        def f(cls):
+            pass
+    with pytest.warns(_api.MatplotlibDeprecationWarning):
+        A.f
+    with pytest.warns(_api.MatplotlibDeprecationWarning):
+        a = A()
+        a.f
+
+
+def test_delete_parameter():
+    @_api.delete_parameter("3.0", "foo")
+    def func1(foo=None):
+        pass
+
+    @_api.delete_parameter("3.0", "foo")
+    def func2(**kwargs):
+        pass
+
+    for func in [func1, func2]:
+        func()  # No warning.
+        with pytest.warns(_api.MatplotlibDeprecationWarning):
+            func(foo="bar")
+
+    def pyplot_wrapper(foo=_api.deprecation._deprecated_parameter):
+        func1(foo)
+
+    pyplot_wrapper()  # No warning.
+    with pytest.warns(_api.MatplotlibDeprecationWarning):
+        func(foo="bar")
+
+
+def test_make_keyword_only():
+    @_api.make_keyword_only("3.0", "arg")
+    def func(pre, arg, post=None):
+        pass
+
+    func(1, arg=2)  # Check that no warning is emitted.
+
+    with pytest.warns(_api.MatplotlibDeprecationWarning):
+        func(1, 2)
+    with pytest.warns(_api.MatplotlibDeprecationWarning):
+        func(1, 2, 3)