From bd58aa09623ce23d11896014f211da11ba97ff91 Mon Sep 17 00:00:00 2001
From: Anutrix <numaanzaheerahmed@yahoo.com>
Date: Thu, 20 Mar 2025 15:24:08 +0000
Subject: [PATCH] Bug 1953603 - Removed usage of six in config directory.
 r=firefox-build-system-reviewers,glandium

Differential Revision: https://phabricator.services.mozilla.com/D241306
---
 config/MozZipFile.py              |  3 +--
 config/mozunit/mozunit/mozunit.py | 31 +++++++++++++------------------
 config/nsinstall.py               |  3 +--
 config/tests/unit-nsinstall.py    |  9 +--------
 4 files changed, 16 insertions(+), 30 deletions(-)

diff --git a/config/MozZipFile.py b/config/MozZipFile.py
index e5bf6ab62169..033a050e5283 100644
--- a/config/MozZipFile.py
+++ b/config/MozZipFile.py
@@ -6,7 +6,6 @@ import os
 import time
 import zipfile
 
-import six
 from filelock import SoftFileLock
 
 
@@ -19,7 +18,7 @@ class ZipFile(zipfile.ZipFile):
 
     def __init__(self, file, mode="r", compression=zipfile.ZIP_STORED, lock=False):
         if lock:
-            assert isinstance(file, six.text_type)
+            assert isinstance(file, str)
             self.lockfile = SoftFileLock(file + ".lck")
             self.lockfile.acquire()
         else:
diff --git a/config/mozunit/mozunit/mozunit.py b/config/mozunit/mozunit/mozunit.py
index 4bd250647d77..553836dde47d 100644
--- a/config/mozunit/mozunit/mozunit.py
+++ b/config/mozunit/mozunit/mozunit.py
@@ -11,8 +11,6 @@ from unittest import TestResult as _TestResult
 from unittest import TextTestRunner as _TestRunner
 
 import pytest
-import six
-from six import BytesIO, StringIO
 
 here = os.path.abspath(os.path.dirname(__file__))
 
@@ -137,8 +135,8 @@ def _mocked_file(cls):
     return MockedFile
 
 
-MockedStringFile = _mocked_file(StringIO)
-MockedBytesFile = _mocked_file(BytesIO)
+MockedStringFile = _mocked_file(io.StringIO)
+MockedBytesFile = _mocked_file(io.BytesIO)
 
 
 def normcase(path):
@@ -209,19 +207,17 @@ class _MockBaseOpen(object):
         raise NotImplementedError("subclass must implement")
 
 
-class _MockPy2Open(_MockBaseOpen):
-    def _mocked_file(self, name, mode, content=None):
-        content = six.ensure_binary(content or b"")
-        return MockedBytesFile(self, name, content)
-
-
 class _MockOpen(_MockBaseOpen):
     def _mocked_file(self, name, mode, content=None):
         if "b" in mode:
-            content = six.ensure_binary(content or b"")
+            content = content or b""
+            if isinstance(content, str):
+                content = content.encode()
             return MockedBytesFile(self, name, content)
         else:
-            content = six.ensure_text(content or "")
+            content = content or ""
+            if isinstance(content, bytes):
+                content = content.decode()
             return MockedStringFile(self, name, content)
 
 
@@ -254,24 +250,23 @@ class MockedOpen(object):
             self.files[normcase(os.path.abspath(name))] = content
 
     def __enter__(self):
-        import six.moves.builtins
+        import builtins
 
-        self.open = six.moves.builtins.open
+        self.open = open
         self.io_open = io.open
         self._orig_path_exists = os.path.exists
         self._orig_path_isdir = os.path.isdir
         self._orig_path_isfile = os.path.isfile
-        builtin_cls = _MockPy2Open if six.PY2 else _MockOpen
-        six.moves.builtins.open = builtin_cls(self.open, self.files)
+        builtins.open = _MockOpen(self.open, self.files)
         io.open = _MockOpen(self.io_open, self.files)
         os.path.exists = self._wrapped_exists
         os.path.isdir = self._wrapped_isdir
         os.path.isfile = self._wrapped_isfile
 
     def __exit__(self, type, value, traceback):
-        import six.moves.builtins
+        import builtins
 
-        six.moves.builtins.open = self.open
+        builtins.open = self.open
         io.open = self.io_open
         os.path.exists = self._orig_path_exists
         os.path.isdir = self._orig_path_isdir
diff --git a/config/nsinstall.py b/config/nsinstall.py
index 200a7ee19c91..7d0a8594813a 100644
--- a/config/nsinstall.py
+++ b/config/nsinstall.py
@@ -16,7 +16,6 @@ import sys
 from optparse import OptionParser
 
 import mozfile
-import six
 
 
 def _nsinstall_internal(argv):
@@ -165,7 +164,7 @@ def _nsinstall_internal(argv):
 
 
 def nsinstall(argv):
-    return _nsinstall_internal([six.ensure_text(arg, "utf-8") for arg in argv])
+    return _nsinstall_internal([arg for arg in argv])
 
 
 if __name__ == "__main__":
diff --git a/config/tests/unit-nsinstall.py b/config/tests/unit-nsinstall.py
index e9990f928c6d..c87ff1b8c640 100644
--- a/config/tests/unit-nsinstall.py
+++ b/config/tests/unit-nsinstall.py
@@ -9,7 +9,6 @@ from tempfile import mkdtemp
 
 import mozunit
 import nsinstall as nsinstall_module
-import six
 from nsinstall import nsinstall
 
 NSINSTALL_PATH = nsinstall_module.__file__
@@ -33,13 +32,7 @@ class TestNsinstall(unittest.TestCase):
         self.tmpdir = mkdtemp()
 
     def tearDown(self):
-        # Unicode strings means non-ASCII children can be deleted properly on
-        # Windows
-        if sys.stdin.encoding is None:
-            tmpdir = six.ensure_text(self.tmpdir)
-        else:
-            tmpdir = six.ensure_text(self.tmpdir, sys.stdin.encoding)
-        rmtree(tmpdir)
+        rmtree(self.tmpdir)
 
     # utility methods for tests
     def touch(self, file, dir=None):