We are currently solving the following issue within our repository. Here is the issue text:
--- BEGIN ISSUE ---
Automatically added git ignore file to sub directory
This PR automatically creates a .gitignore file to the output directory of pytype/tools/analyze_project/main.py

Issue #759 

--- END ISSUE ---

Below are some code segments, each from a relevant file. One or more of these files may contain bugs.
--- BEGIN FILES ---
Path: `pytype/tools/analyze_project/main.py`
Content:
```
1 """Analyze an entire project using pytype."""
2 
3 import logging
4 import sys
5 import tempfile
6 
7 import importlab.environment
8 import importlab.fs
9 import importlab.graph
10 import importlab.output
11 
12 from pytype import io
13 from pytype.tools import environment
14 from pytype.tools import tool_utils
15 from pytype.tools.analyze_project import config
16 from pytype.tools.analyze_project import environment as analyze_project_env
17 from pytype.tools.analyze_project import parse_args
18 from pytype.tools.analyze_project import pytype_runner
19 
20 
21 def main():
22   parser = parse_args.make_parser()
23   args = parser.parse_args(sys.argv[1:])
24 
25   if args.version:
26     print(io.get_pytype_version())
27     sys.exit(0)
28 
29   tool_utils.setup_logging_or_die(args.verbosity)
30 
31   if args.generate_config:
32     config.generate_sample_config_or_die(args.generate_config,
33                                          parser.pytype_single_args)
34     sys.exit(0)
35 
36   conf = parser.config_from_defaults()
37   # File options overwrite defaults.
38   file_config = config.read_config_file_or_die(args.config)
39   parser.postprocess(file_config, from_strings=True)
40   conf.populate_from(file_config)
41   # Command line arguments overwrite file options.
42   conf.populate_from(args)
43   conf.inputs -= conf.exclude
44   if args.no_cache:
45     conf.output = tempfile.mkdtemp()
46   if not conf.pythonpath:
47     conf.pythonpath = environment.compute_pythonpath(conf.inputs)
48   logging.info('\n  '.join(['Configuration:'] + str(conf).split('\n')))
49 
50   if not conf.inputs:
51     parser.parser.error('Need an input.')
52 
53   # Importlab needs the python exe, so we check it as early as possible.
54   environment.check_python_exe_or_die(conf.python_version)
55 
56   typeshed = environment.initialize_typeshed_or_die()
57   env = analyze_project_env.create_importlab_environment(conf, typeshed)
58   print('Computing dependencies')
59   import_graph = importlab.graph.ImportGraph.create(env, conf.inputs, trim=True)
60 
61   if args.tree:
62     print('Source tree:')
63     importlab.output.print_tree(import_graph)
64     sys.exit(0)
65 
66   if args.unresolved:
67     print('Unresolved dependencies:')
68     for imp in sorted(import_graph.get_all_unresolved()):
69       print(' ', imp.name)
70     sys.exit(0)
71 
72   # Main usage mode: analyze the project file by file in dependency order.
73 
74   logging.info('Source tree:\n%s',
75                importlab.output.formatted_deps_list(import_graph))
76   tool_utils.makedirs_or_die(conf.output, 'Could not create output directory')
77   deps = pytype_runner.deps_from_import_graph(import_graph)
78   runner = pytype_runner.PytypeRunner(conf, deps)
79   return runner.run()
80 
81 
82 if __name__ == '__main__':
83   sys.exit(main())
84
```
--- END FILES ---

Please first localize the bug based on the issue statement, and then generate a patch according to the `git diff` format fenced by three backticks.

Here is an example:

```diff
diff --git a/examples/server_async.py b/examples/server_async.py
--- a/examples/server_async.py
+++ b/examples/server_async.py
@@ -313,4 +313,4 @@
 
 
 if __name__ == "__main__":
-    asyncio.run(run_async_server("."), debug=True)
+    asyncio.run(run_async_server(), debug=True)
diff --git a/examples/server_sync.py b/examples/server_sync.py
--- a/examples/server_sync.py
+++ b/examples/server_sync.py
@@ -313,5 +313,5 @@
 
 
 if __name__ == "__main__":
-    server = run_sync_server(".")
+    server = run_sync_server()
     server.shutdown()

```

diff --git a/pytype/tools/analyze_project/main.py b/pytype/tools/analyze_project/main.py
--- a/pytype/tools/analyze_project/main.py
+++ b/pytype/tools/analyze_project/main.py
@@ -1,6 +1,7 @@
 """Analyze an entire project using pytype."""
 
 import logging
+import os
 import sys
 import tempfile
 
@@ -74,6 +75,8 @@
   logging.info('Source tree:\n%s',
                importlab.output.formatted_deps_list(import_graph))
   tool_utils.makedirs_or_die(conf.output, 'Could not create output directory')
+  with open(os.path.join(conf.output, '.gitignore'), 'w') as f:
+    f.write('# Automatically created by pytype\n*')
   deps = pytype_runner.deps_from_import_graph(import_graph)
   runner = pytype_runner.PytypeRunner(conf, deps)
   return runner.run()

{"golden_diff": "diff --git a/pytype/tools/analyze_project/main.py b/pytype/tools/analyze_project/main.py\n--- a/pytype/tools/analyze_project/main.py\n+++ b/pytype/tools/analyze_project/main.py\n@@ -1,6 +1,7 @@\n \"\"\"Analyze an entire project using pytype.\"\"\"\n \n import logging\n+import os\n import sys\n import tempfile\n \n@@ -74,6 +75,8 @@\n   logging.info('Source tree:\\n%s',\n                importlab.output.formatted_deps_list(import_graph))\n   tool_utils.makedirs_or_die(conf.output, 'Could not create output directory')\n+  with open(os.path.join(conf.output, '.gitignore'), 'w') as f:\n+    f.write('# Automatically created by pytype\\n*')\n   deps = pytype_runner.deps_from_import_graph(import_graph)\n   runner = pytype_runner.PytypeRunner(conf, deps)\n   return runner.run()\n", "issue": "Automatically added git ignore file to sub directory\nThis PR automatically creates a .gitignore file to the output directory of pytype/tools/analyze_project/main.py\r\n\r\nIssue #759 \n", "before_files": [{"content": "\"\"\"Analyze an entire project using pytype.\"\"\"\n\nimport logging\nimport sys\nimport tempfile\n\nimport importlab.environment\nimport importlab.fs\nimport importlab.graph\nimport importlab.output\n\nfrom pytype import io\nfrom pytype.tools import environment\nfrom pytype.tools import tool_utils\nfrom pytype.tools.analyze_project import config\nfrom pytype.tools.analyze_project import environment as analyze_project_env\nfrom pytype.tools.analyze_project import parse_args\nfrom pytype.tools.analyze_project import pytype_runner\n\n\ndef main():\n  parser = parse_args.make_parser()\n  args = parser.parse_args(sys.argv[1:])\n\n  if args.version:\n    print(io.get_pytype_version())\n    sys.exit(0)\n\n  tool_utils.setup_logging_or_die(args.verbosity)\n\n  if args.generate_config:\n    config.generate_sample_config_or_die(args.generate_config,\n                                         parser.pytype_single_args)\n    sys.exit(0)\n\n  conf = parser.config_from_defaults()\n  # File options overwrite defaults.\n  file_config = config.read_config_file_or_die(args.config)\n  parser.postprocess(file_config, from_strings=True)\n  conf.populate_from(file_config)\n  # Command line arguments overwrite file options.\n  conf.populate_from(args)\n  conf.inputs -= conf.exclude\n  if args.no_cache:\n    conf.output = tempfile.mkdtemp()\n  if not conf.pythonpath:\n    conf.pythonpath = environment.compute_pythonpath(conf.inputs)\n  logging.info('\\n  '.join(['Configuration:'] + str(conf).split('\\n')))\n\n  if not conf.inputs:\n    parser.parser.error('Need an input.')\n\n  # Importlab needs the python exe, so we check it as early as possible.\n  environment.check_python_exe_or_die(conf.python_version)\n\n  typeshed = environment.initialize_typeshed_or_die()\n  env = analyze_project_env.create_importlab_environment(conf, typeshed)\n  print('Computing dependencies')\n  import_graph = importlab.graph.ImportGraph.create(env, conf.inputs, trim=True)\n\n  if args.tree:\n    print('Source tree:')\n    importlab.output.print_tree(import_graph)\n    sys.exit(0)\n\n  if args.unresolved:\n    print('Unresolved dependencies:')\n    for imp in sorted(import_graph.get_all_unresolved()):\n      print(' ', imp.name)\n    sys.exit(0)\n\n  # Main usage mode: analyze the project file by file in dependency order.\n\n  logging.info('Source tree:\\n%s',\n               importlab.output.formatted_deps_list(import_graph))\n  tool_utils.makedirs_or_die(conf.output, 'Could not create output directory')\n  deps = pytype_runner.deps_from_import_graph(import_graph)\n  runner = pytype_runner.PytypeRunner(conf, deps)\n  return runner.run()\n\n\nif __name__ == '__main__':\n  sys.exit(main())\n", "path": "pytype/tools/analyze_project/main.py"}], "after_files": [{"content": "\"\"\"Analyze an entire project using pytype.\"\"\"\n\nimport logging\nimport os\nimport sys\nimport tempfile\n\nimport importlab.environment\nimport importlab.fs\nimport importlab.graph\nimport importlab.output\n\nfrom pytype import io\nfrom pytype.tools import environment\nfrom pytype.tools import tool_utils\nfrom pytype.tools.analyze_project import config\nfrom pytype.tools.analyze_project import environment as analyze_project_env\nfrom pytype.tools.analyze_project import parse_args\nfrom pytype.tools.analyze_project import pytype_runner\n\n\ndef main():\n  parser = parse_args.make_parser()\n  args = parser.parse_args(sys.argv[1:])\n\n  if args.version:\n    print(io.get_pytype_version())\n    sys.exit(0)\n\n  tool_utils.setup_logging_or_die(args.verbosity)\n\n  if args.generate_config:\n    config.generate_sample_config_or_die(args.generate_config,\n                                         parser.pytype_single_args)\n    sys.exit(0)\n\n  conf = parser.config_from_defaults()\n  # File options overwrite defaults.\n  file_config = config.read_config_file_or_die(args.config)\n  parser.postprocess(file_config, from_strings=True)\n  conf.populate_from(file_config)\n  # Command line arguments overwrite file options.\n  conf.populate_from(args)\n  conf.inputs -= conf.exclude\n  if args.no_cache:\n    conf.output = tempfile.mkdtemp()\n  if not conf.pythonpath:\n    conf.pythonpath = environment.compute_pythonpath(conf.inputs)\n  logging.info('\\n  '.join(['Configuration:'] + str(conf).split('\\n')))\n\n  if not conf.inputs:\n    parser.parser.error('Need an input.')\n\n  # Importlab needs the python exe, so we check it as early as possible.\n  environment.check_python_exe_or_die(conf.python_version)\n\n  typeshed = environment.initialize_typeshed_or_die()\n  env = analyze_project_env.create_importlab_environment(conf, typeshed)\n  print('Computing dependencies')\n  import_graph = importlab.graph.ImportGraph.create(env, conf.inputs, trim=True)\n\n  if args.tree:\n    print('Source tree:')\n    importlab.output.print_tree(import_graph)\n    sys.exit(0)\n\n  if args.unresolved:\n    print('Unresolved dependencies:')\n    for imp in sorted(import_graph.get_all_unresolved()):\n      print(' ', imp.name)\n    sys.exit(0)\n\n  # Main usage mode: analyze the project file by file in dependency order.\n\n  logging.info('Source tree:\\n%s',\n               importlab.output.formatted_deps_list(import_graph))\n  tool_utils.makedirs_or_die(conf.output, 'Could not create output directory')\n  with open(os.path.join(conf.output, '.gitignore'), 'w') as f:\n    f.write('# Automatically created by pytype\\n*')\n  deps = pytype_runner.deps_from_import_graph(import_graph)\n  runner = pytype_runner.PytypeRunner(conf, deps)\n  return runner.run()\n\n\nif __name__ == '__main__':\n  sys.exit(main())\n", "path": "pytype/tools/analyze_project/main.py"}]}