[llvm] [Dexter] Normalise the "tools directory" into a list of tools (PR #128544)

[via llvm-commits]

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``````````bash
darker --check --diff -r 6de5d1e46d1812de2bbbbe8d8d2c811e4d16acbe...dee8f47272327c04230a59e5e125180d901146e7 cross-project-tests/debuginfo-tests/dexter/dex/debugger/Debuggers.py cross-project-tests/debuginfo-tests/dexter/dex/tools/Main.py cross-project-tests/debuginfo-tests/dexter/dex/tools/__init__.py cross-project-tests/debuginfo-tests/dexter/dex/tools/help.py cross-project-tests/debuginfo-tests/dexter/dex/tools/list_debuggers.py cross-project-tests/debuginfo-tests/dexter/dex/tools/no_tool_.py cross-project-tests/debuginfo-tests/dexter/dex/tools/run_debugger_internal_.py cross-project-tests/debuginfo-tests/dexter/dex/tools/test.py cross-project-tests/debuginfo-tests/dexter/dex/tools/view.py
``````````

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View the diff from darker here.
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``````````diff
--- tools/__init__.py	2025-02-24 18:10:32.000000 +0000
+++ tools/__init__.py	2025-02-24 18:20:23.010541 +0000
@@ -7,13 +7,22 @@
 
 from dex.tools.Main import Context, main, tool_main
 from dex.tools.TestToolBase import TestToolBase
 from dex.tools.ToolBase import ToolBase
 
+
 def get_tool_names():
     """Returns a list of expected DExTer Tools"""
-    return ["help", "list-debuggers", "no-tool-", "run-debugger-internal-", "test", "view"]
+    return [
+        "help",
+        "list-debuggers",
+        "no-tool-",
+        "run-debugger-internal-",
+        "test",
+        "view",
+    ]
+
 
 def get_tools():
     """Returns a dictionary of expected DExTer Tools"""
     return _the_tools
 
@@ -24,13 +33,12 @@
 from .run_debugger_internal_ import Tool as run_debugger_internal_tool
 from .test import Tool as test_tool
 from .view import Tool as view_tool
 
 _the_tools = {
-      "help" : help_tool,
-      "list-debuggers" : list_debuggers_tool,
-      "no_tool_" : no_tool_tool,
-      "run-debugger-internal-" : run_debugger_internal_tool,
-      "test" : test_tool,
-      "view" : view_tool
+    "help": help_tool,
+    "list-debuggers": list_debuggers_tool,
+    "no_tool_": no_tool_tool,
+    "run-debugger-internal-": run_debugger_internal_tool,
+    "test": test_tool,
+    "view": view_tool,
 }
-
--- tools/test.py	2025-02-24 18:10:32.000000 +0000
+++ tools/test.py	2025-02-24 18:20:23.152053 +0000
@@ -216,13 +216,18 @@
         """Attempt to run test files specified in options.source_files. Store
         result internally in self._test_cases.
         """
         try:
             if self.context.options.binary:
-                if platform.system() == 'Darwin' and os.path.exists(self.context.options.binary + '.dSYM'):
+                if platform.system() == "Darwin" and os.path.exists(
+                    self.context.options.binary + ".dSYM"
+                ):
                     # On Darwin, the debug info is in the .dSYM which might not be found by lldb, copy it into the tmp working directory
-                    shutil.copytree(self.context.options.binary + '.dSYM', self.context.options.executable + '.dSYM')
+                    shutil.copytree(
+                        self.context.options.binary + ".dSYM",
+                        self.context.options.executable + ".dSYM",
+                    )
                 # Copy user's binary into the tmp working directory.
                 shutil.copy(
                     self.context.options.binary, self.context.options.executable
                 )
             steps = self._get_steps()

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https://github.com/llvm/llvm-project/pull/128544