add colour encoding to fixture location paths

src/_pytest/python.py

@@ -1429,11 +1429,14 @@ def write_fixture(fixture_def: fixtures.FixtureDef[object]) -> None:
         if verbose <= 0 and argname.startswith("_"):
             return
         bestrel = get_best_relpath(fixture_def.func)
-        funcargspec = f"{argname} -- {bestrel}"
-        tw.line(funcargspec, green=True)
+        tw.write(f"{argname}", green=True)
+        tw.write(f" -- {bestrel}", yellow=True)
+        tw.write("\n")
         fixture_doc = inspect.getdoc(fixture_def.func)
         if fixture_doc:
-            write_docstring(tw, fixture_doc.split("\n\n")[0] if verbose<=0 else fixture_doc)
+            write_docstring(
+                tw, fixture_doc.split("\n\n")[0] if verbose <= 0 else fixture_doc
+            )
         else:
             tw.line("    no docstring available", red=True)
 
@@ -1507,15 +1510,15 @@ def _showfixtures_main(config: Config, session: Session) -> None:
                 currentmodule = module
         if verbose <= 0 and argname.startswith("_"):
             continue
-        funcargspec = f"{argname} -- {bestrel}"
-        tw.write(funcargspec, green=True)
+        tw.write(f"{argname}", green=True)
         if fixturedef.scope != "function":
             tw.write(" [%s scope]" % fixturedef.scope, cyan=True)
+        tw.write(f" -- {bestrel}", yellow=True)
         tw.write("\n")
         loc = getlocation(fixturedef.func, str(curdir))
         doc = inspect.getdoc(fixturedef.func)
         if doc:
-            write_docstring(tw, doc.split("\n\n")[0] if verbose<=0 else doc)
+            write_docstring(tw, doc.split("\n\n")[0] if verbose <= 0 else doc)
         else:
             tw.line(f"    {loc}: no docstring available", red=True)
         tw.line()

testing/python/fixtures.py

@@ -3334,7 +3334,7 @@ def test_show_fixtures(self, pytester: Pytester) -> None:
         result = pytester.runpytest("--fixtures")
         result.stdout.fnmatch_lines(
             [
-                "tmp_path_factory -- *[[]session scope[]]",
+                "tmp_path_factory [[]session scope[]] -- *tmpdir.py*",
                 "*for the test session*",
                 "tmp_path -- *",
                 "*temporary directory*",
@@ -3345,7 +3345,7 @@ def test_show_fixtures_verbose(self, pytester: Pytester) -> None:
         result = pytester.runpytest("--fixtures", "-v")
         result.stdout.fnmatch_lines(
             [
-                "tmp_path_factory -- *tmpdir.py* [[]session scope[]]",
+                "tmp_path_factory [[]session scope[]] -- *tmpdir.py*",
                 "*for the test session*",
                 "tmp_path -- *tmpdir.py*",
                 "*temporary directory*",

testing/python/show_fixtures_per_test.py

@@ -30,7 +30,7 @@ def test_arg1(arg1):
             "*fixtures used by test_arg1*",
             "*(test_fixtures_in_module.py:9)*",
             "arg1 -- test_fixtures_in_module.py:6",
-            "    arg1 docstring"
+            "    arg1 docstring",
         ]
     )
     result.stdout.no_fnmatch_line("*_arg0*")
@@ -181,6 +181,7 @@ def foo():
 
     result.stdout.fnmatch_lines(["*collected 2 items*"])
 
+
 def test_multiline_docstring_in_module(pytester: Pytester) -> None:
     p = pytester.makepyfile(
         '''
@@ -190,9 +191,9 @@ def arg1():
             """Docstring content that spans across multiple lines,
             through second line,
             and through third line.
-            
+
             Docstring content that extends into a second paragraph.
-            
+
             Docstring content that extends into a third paragraph.
             """
         def test_arg1(arg1):
@@ -210,10 +211,11 @@ def test_arg1(arg1):
             "arg1 -- test_multiline_docstring_in_module.py:3",
             "    Docstring content that spans across multiple lines,",
             "    through second line,",
-            "    and through third line."
+            "    and through third line.",
         ]
     )
 
+
 def test_verbose_include_multiline_docstring(pytester: Pytester) -> None:
     p = pytester.makepyfile(
         '''
@@ -247,6 +249,6 @@ def test_arg1(arg1):
             "    ",
             "    Docstring content that extends into a second paragraph.",
             "    ",
-            "    Docstring content that extends into a third paragraph."
+            "    Docstring content that extends into a third paragraph.",
         ]
     )