Fix test errors

Author: rotu

colcon_python_setup_py/package_identification/out_of_process.py

@@ -3,18 +3,32 @@
 
 
 class OutOfProcessError(RuntimeError):
-    """An exception raised from a different process"""
+    """An exception raised from a different process."""
 
     def __init__(self, description):
+        """
+        Initialize self.
+
+        :param description: The full formatted exception
+        """
         self.description = description
 
     def __str__(self):
+        """Return str(self)."""
         return self.description
 
 
 def out_of_process(fn):
-    """Decorator to wrap a function call in a subprocess"""
+    """
+    Wrap a function in a subprocess.
+
+    Wrapped function will behave the same as the original function, except
+    it will run in a different process and exceptions will be wrapped in an
+    OutOfProcessError
 
+    :param fn: Function to run in a separate process
+    :return: Function that mimics `fn`.
+    """
     @functools.wraps(fn)
     def wrapper(*args, **kwargs):
         import multiprocessing

colcon_python_setup_py/package_identification/python_setup_py.py

@@ -257,4 +257,4 @@ def get_setup_information(setup_py: Path, *, env: Mapping[str, str]):
     except Exception as e:
         raise RuntimeError(
             "Failed to dry run setup script '{setup_py}': "
-                .format_map(locals()) + traceback.format_exc()) from e
+            .format_map(locals()) + traceback.format_exc()) from e

test/spell_check.words

@@ -2,14 +2,15 @@ apache
 chdir
 colcon
 distclass
+functools
 iterdir
-kwds
 noqa
 pathlib
 picklable
 plugin
 pytest
 pythonpath
+recv
 rtype
 runpy
 scspell