refactor: Remove redundant docstrings from metadata_extractor (EME-606)

Removed docstrings that repeated what the code already expressed through
clear function names and type hints. Kept only the format example in
_parse_metadata_content as it provides useful context.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

Author: runningcode

src/launchpad/utils/metadata_extractor.py

@@ -13,8 +13,6 @@
 
 
 class ToolingMetadata:
-    """Container for tooling version metadata extracted from artifacts."""
-
     def __init__(
         self,
         cli_version: Optional[str] = None,
@@ -30,14 +28,6 @@ def __repr__(self) -> str:
 
 
 def extract_metadata_from_zip(zip_path: Path) -> ToolingMetadata:
-    """Extract tooling metadata from a .sentry-cli-metadata.txt file in the root of a zip.
-
-    Args:
-        zip_path: Path to the zip file to search
-
-    Returns:
-        ToolingMetadata object with extracted version information
-    """
     try:
         with zipfile.ZipFile(zip_path, "r") as zf:
             # Only look for .sentry-cli-metadata.txt in the root of the zip
@@ -57,18 +47,10 @@ def extract_metadata_from_zip(zip_path: Path) -> ToolingMetadata:
 
 
 def _parse_metadata_content(content: str) -> ToolingMetadata:
-    """Parse the content of .sentry-cli-metadata.txt file.
-
-    Expected format:
+    """Expected format:
         sentry-cli-version: 2.58.2
         sentry-fastlane-plugin: 1.2.3
         sentry-gradle-plugin: 4.12.0
-
-    Args:
-        content: The text content of the metadata file
-
-    Returns:
-        ToolingMetadata object with parsed version information
     """
     metadata: Dict[str, str] = {}
 

tests/unit/utils/test_metadata_extractor.py

@@ -1,5 +1,3 @@
-"""Tests for metadata extraction from .sentry-cli-metadata.txt files."""
-
 import tempfile
 import zipfile
 
@@ -13,8 +11,6 @@
 
 
 class TestParseMetadataContent:
-    """Tests for parsing .sentry-cli-metadata.txt content."""
-
     def test_parse_all_fields(self):
         content = """sentry-cli-version: 2.58.2
 sentry-fastlane-plugin: 1.2.3
@@ -33,8 +29,6 @@ def test_parse_empty_content(self):
 
 
 class TestExtractMetadataFromZip:
-    """Tests for extracting metadata from zip files."""
-
     def test_extract_from_zip_root(self):
         with tempfile.NamedTemporaryFile(suffix=".zip", delete=False) as tf:
             try:
@@ -68,8 +62,6 @@ def test_extract_when_missing(self):
 
 
 class TestToolingMetadata:
-    """Tests for ToolingMetadata container class."""
-
     def test_create_with_defaults(self):
         metadata = ToolingMetadata()
         assert metadata.cli_version is None