Fix PT011 (`pytest.raises(ValueError)` is too broad)

pyproject.toml

@@ -221,8 +221,6 @@ ignore = [
     "PLR5501",  # consider using elif to remove an indentation level
     "PLW0603",  # using the global statement to update variables is discouraged
     "PLW2901",  # outer loop variable overwritten by inner assignment
-    # flake8-pytest-style
-    "PT011",  # `pytest.raises(ValueError)` is too broad, set the `match` parameter
     # flake8-use-pathlib
     "PTH",
     # flake8-quotes

sphinx/util/__init__.py

@@ -214,8 +214,8 @@ def parselinenos(spec: str, total: int) -> list[int]:
                 items.extend(range(start - 1, end))
             else:
                 raise ValueError
-        except Exception as exc:
-            raise ValueError('invalid line number spec: %r' % spec) from exc
+        except ValueError as exc:
+            raise ValueError(f'invalid line number spec: {spec!r}') from exc
 
     return items
 

tests/test_build_html.py

@@ -128,7 +128,7 @@ def test_html4_error(make_app, tmp_path):
     (tmp_path / 'conf.py').write_text('', encoding='utf-8')
     with pytest.raises(
         ConfigError,
-        match=r'HTML 4 is no longer supported by Sphinx',
+        match='HTML 4 is no longer supported by Sphinx',
     ):
         make_app(
             buildername='html',

tests/test_directive_code.py

@@ -117,16 +117,16 @@ def test_LiteralIncludeReader_lines_and_lineno_match1(literal_inc_path):
 def test_LiteralIncludeReader_lines_and_lineno_match2(literal_inc_path, app, status, warning):
     options = {'lines': '0,3,5', 'lineno-match': True}
     reader = LiteralIncludeReader(literal_inc_path, options, DUMMY_CONFIG)
-    with pytest.raises(ValueError):
-        content, lines = reader.read()
+    with pytest.raises(ValueError, match='Cannot use "lineno-match" with a disjoint set of "lines"'):
+        reader.read()
 
 
 @pytest.mark.sphinx()  # init locale for errors
 def test_LiteralIncludeReader_lines_and_lineno_match3(literal_inc_path, app, status, warning):
     options = {'lines': '100-', 'lineno-match': True}
     reader = LiteralIncludeReader(literal_inc_path, options, DUMMY_CONFIG)
-    with pytest.raises(ValueError):
-        content, lines = reader.read()
+    with pytest.raises(ValueError, match="Line spec '100-': no lines pulled from include file"):
+        reader.read()
 
 
 @pytest.mark.xfail(os.name != 'posix', reason="Not working on windows")
@@ -179,23 +179,23 @@ def test_LiteralIncludeReader_start_at_and_lines(literal_inc_path):
 def test_LiteralIncludeReader_missing_start_and_end(literal_inc_path):
     options = {'start-at': 'NOTHING'}
     reader = LiteralIncludeReader(literal_inc_path, options, DUMMY_CONFIG)
-    with pytest.raises(ValueError):
-        content, lines = reader.read()
+    with pytest.raises(ValueError, match='start-at pattern not found: NOTHING'):
+        reader.read()
 
     options = {'end-at': 'NOTHING'}
     reader = LiteralIncludeReader(literal_inc_path, options, DUMMY_CONFIG)
-    with pytest.raises(ValueError):
-        content, lines = reader.read()
+    with pytest.raises(ValueError, match='end-at pattern not found: NOTHING'):
+        reader.read()
 
     options = {'start-after': 'NOTHING'}
     reader = LiteralIncludeReader(literal_inc_path, options, DUMMY_CONFIG)
-    with pytest.raises(ValueError):
-        content, lines = reader.read()
+    with pytest.raises(ValueError, match='start-after pattern not found: NOTHING'):
+        reader.read()
 
     options = {'end-before': 'NOTHING'}
     reader = LiteralIncludeReader(literal_inc_path, options, DUMMY_CONFIG)
-    with pytest.raises(ValueError):
-        content, lines = reader.read()
+    with pytest.raises(ValueError, match='end-before pattern not found: NOTHING'):
+        reader.read()
 
 
 def test_LiteralIncludeReader_end_before(literal_inc_path):

tests/test_util.py

@@ -63,11 +63,11 @@ def test_parselinenos():
     assert parselinenos('1,7-', 10) == [0, 6, 7, 8, 9]
     assert parselinenos('7-7', 10) == [6]
     assert parselinenos('11-', 10) == [10]
-    with pytest.raises(ValueError):
+    with pytest.raises(ValueError, match="invalid line number spec: '1-2-3'"):
         parselinenos('1-2-3', 10)
-    with pytest.raises(ValueError):
+    with pytest.raises(ValueError, match="invalid line number spec: 'abc-def'"):
         parselinenos('abc-def', 10)
-    with pytest.raises(ValueError):
+    with pytest.raises(ValueError, match="invalid line number spec: '-'"):
         parselinenos('-', 10)
-    with pytest.raises(ValueError):
+    with pytest.raises(ValueError, match="invalid line number spec: '3-1'"):
         parselinenos('3-1', 10)

tests/test_util_images.py

@@ -70,5 +70,5 @@ def test_parse_data_uri():
     # invalid data URI (no properties)
     uri = ("data:iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4"
            "//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg==")
-    with pytest.raises(ValueError):
+    with pytest.raises(ValueError, match=r'not enough values to unpack \(expected 2, got 1\)'):
         parse_data_uri(uri)

tests/test_util_inspect.py

@@ -127,8 +127,10 @@ def test_signature():
         sig = inspect.stringify_signature(inspect.signature(list))
         assert sig == '(iterable=(), /)'
     else:
-        with pytest.raises(ValueError):
+        with pytest.raises(ValueError, match='no signature found for builtin type'):
             inspect.signature(list)
+    with pytest.raises(ValueError, match='no signature found for builtin type'):
+        inspect.signature(range)
 
     # normal function
     def func(a, b, c=1, d=2, *e, **f):

tests/test_writer_latex.py

@@ -23,6 +23,6 @@ def test_rstdim_to_latexdim():
     assert rstdim_to_latexdim('.5em') == '.5em'
 
     # unknown values (it might be generated by 3rd party extension)
-    with pytest.raises(ValueError):
+    with pytest.raises(ValueError, match='could not convert string to float: '):
         rstdim_to_latexdim('unknown')
     assert rstdim_to_latexdim('160.0unknown') == '160.0unknown'