[stable-2.14] ansible-test - Avoid direct use of `errno`. (#79972)

Error handling on Python 3.x no longer requires the use of `errno` to identify specific errors.

(cherry picked from commit f9715f436c)

changelogs/fragments/ansible-test-errno.yml

@@ -0,0 +1,2 @@
+minor_changes:
+  - ansible-test - Update error handling code to use Python 3.x constructs, avoiding direct use of ``errno``.

test/lib/ansible_test/_internal/commands/coverage/__init__.py

@@ -2,7 +2,6 @@
 from __future__ import annotations
 
 import collections.abc as c
-import errno
 import json
 import os
 import re
@@ -135,11 +134,8 @@ def get_coverage_files(language: str, path: t.Optional[str] = None) -> list[str]
     try:
         coverage_files = [os.path.join(coverage_dir, f) for f in os.listdir(coverage_dir)
                           if '=coverage.' in f and '=%s' % language in f]
-    except IOError as ex:
-        if ex.errno == errno.ENOENT:
-            return []
-
-        raise
+    except FileNotFoundError:
+        return []
 
     return coverage_files
 

test/lib/ansible_test/_internal/core_ci.py

@@ -8,7 +8,6 @@ import os
 import re
 import traceback
 import uuid
-import errno
 import time
 import typing as t
 
@@ -347,18 +346,14 @@ class AnsibleCoreCI:
         try:
             self.connection = None
             os.remove(self.path)
-        except OSError as ex:
-            if ex.errno != errno.ENOENT:
-                raise
+        except FileNotFoundError:
+            pass
 
     def _load(self):
         """Load instance information."""
         try:
             data = read_text_file(self.path)
-        except IOError as ex:
-            if ex.errno != errno.ENOENT:
-                raise
-
+        except FileNotFoundError:
             return False
 
         if not data.startswith('{'):

test/lib/ansible_test/_internal/io.py

@@ -1,7 +1,6 @@
 """Functions for disk IO."""
 from __future__ import annotations
 
-import errno
 import io
 import json
 import os
@@ -32,11 +31,7 @@ def read_binary_file(path: str) -> bytes:
 
 def make_dirs(path: str) -> None:
     """Create a directory at path, including any necessary parent directories."""
-    try:
-        os.makedirs(to_bytes(path))
-    except OSError as ex:
-        if ex.errno != errno.EEXIST:
-            raise
+    os.makedirs(to_bytes(path), exist_ok=True)
 
 
 def write_json_file(path: str,

test/lib/ansible_test/_internal/util.py

@@ -3,7 +3,6 @@ from __future__ import annotations
 
 import abc
 import collections.abc as c
-import errno
 import enum
 import fcntl
 import importlib.util
@@ -467,10 +466,8 @@ def raw_command(
             cmd_bytes = [to_bytes(arg) for arg in cmd]
             env_bytes = dict((to_bytes(k), to_bytes(v)) for k, v in env.items())
             process = subprocess.Popen(cmd_bytes, env=env_bytes, stdin=stdin, stdout=stdout, stderr=stderr, cwd=cwd)  # pylint: disable=consider-using-with
-        except OSError as ex:
-            if ex.errno == errno.ENOENT:
-                raise ApplicationError('Required program "%s" not found.' % cmd[0])
-            raise
+        except FileNotFoundError as ex:
+            raise ApplicationError('Required program "%s" not found.' % cmd[0]) from ex
 
         if communicate:
             data_bytes = to_optional_bytes(data)
@@ -694,12 +691,11 @@ def verified_chmod(path: str, mode: int) -> None:
 
 
 def remove_tree(path: str) -> None:
-    """Remove the specified directory, siliently continuing if the directory does not exist."""
+    """Remove the specified directory, silently continuing if the directory does not exist."""
     try:
         shutil.rmtree(to_bytes(path))
-    except OSError as ex:
-        if ex.errno != errno.ENOENT:
-            raise
+    except FileNotFoundError:
+        pass
 
 
 def is_binary_file(path: str) -> bool:

test/lib/ansible_test/_util/controller/sanity/validate-modules/validate_modules/main.py

@@ -22,7 +22,6 @@ import argparse
 import ast
 import datetime
 import json
-import errno
 import os
 import re
 import subprocess
@@ -2467,12 +2466,9 @@ class GitCache:
                 self.head_tree = self._get_module_files()
             else:
                 raise
-        except OSError as ex:
-            if ex.errno == errno.ENOENT:
-                # fallback when git is not installed
-                self.head_tree = self._get_module_files()
-            else:
-                raise
+        except FileNotFoundError:
+            # fallback when git is not installed
+            self.head_tree = self._get_module_files()
 
         allowed_exts = ('.py', '.ps1')
         if plugin_type != 'module':