show: add editable location if package is editable (pypa#11638)

news/11638.bugfix.rst

@@ -0,0 +1 @@
+Make ``pip show`` show the editable location if package is editable

src/pip/_internal/commands/show.py

@@ -53,6 +53,7 @@ class _PackageInfo(NamedTuple):
  name: str
  version: str
  location: str
+ editable_project_location: Optional[str]
  requires: List[str]
  required_by: List[str]
  installer: str
@@ -120,6 +121,7 @@ def _get_requiring_packages(current_dist: BaseDistribution) -> Iterator[str]:
  name=dist.raw_name,
  version=str(dist.version),
  location=dist.location or "",
+ editable_project_location=dist.editable_project_location,
  requires=requires,
  required_by=required_by,
  installer=dist.installer,
@@ -158,6 +160,10 @@ def print_results(
  write_output("Author-email: %s", dist.author_email)
  write_output("License: %s", dist.license)
  write_output("Location: %s", dist.location)
+ if dist.editable_project_location is not None:
+ write_output(
+ "Editable project location: %s", dist.editable_project_location
+ )
  write_output("Requires: %s", ", ".join(dist.requires))
  write_output("Required-by: %s", ", ".join(dist.required_by))
 

tests/functional/test_show.py

@@ -17,7 +17,7 @@ def test_basic_show(script: PipTestEnvironment) -> None:
  """
  result = script.pip("show", "pip")
  lines = result.stdout.splitlines()
- assert len(lines) == 10
+ assert len(lines) == 11
  assert "Name: pip" in lines
  assert f"Version: {__version__}" in lines
  assert any(line.startswith("Location: ") for line in lines)
@@ -33,7 +33,7 @@ def test_show_with_files_not_found(script: PipTestEnvironment, data: TestData) -
  script.pip("install", "-e", editable)
  result = script.pip("show", "-f", "SetupPyUTF8")
  lines = result.stdout.splitlines()
- assert len(lines) == 12
+ assert len(lines) == 13
  assert "Name: SetupPyUTF8" in lines
  assert "Version: 0.0.0" in lines
  assert any(line.startswith("Location: ") for line in lines)
@@ -128,7 +128,7 @@ def test_report_mixed_not_found(script: PipTestEnvironment) -> None:
  result = script.pip("show", "Abcd3", "A-B-C", "pip", allow_stderr_warning=True)
  assert "WARNING: Package(s) not found: A-B-C, Abcd3" in result.stderr
  lines = result.stdout.splitlines()
- assert len(lines) == 10
+ assert len(lines) == 11
  assert "Name: pip" in lines
 
 
@@ -213,6 +213,7 @@ def test_all_fields(script: PipTestEnvironment) -> None:
  "Author-email",
  "License",
  "Location",
+ "Editable project location",
  "Requires",
  "Required-by",
  }
@@ -226,7 +227,7 @@ def test_pip_show_is_short(script: PipTestEnvironment) -> None:
  """
  result = script.pip("show", "pip")
  lines = result.stdout.splitlines()
- assert len(lines) <= 10
+ assert len(lines) <= 11
 
 
 def test_pip_show_divider(script: PipTestEnvironment, data: TestData) -> None: