We are currently solving the following issue within our repository. Here is the issue text:
--- BEGIN ISSUE ---
Why is six pinned to 1.10.0?
Is there any reason for [six to be pinned to version 1.10.0](https://github.com/apple/coremltools/blob/master/setup.py#L44). This gives transitive dependency issues sometimes.

/cc @mats-claassen

--- END ISSUE ---

Below are some code segments, each from a relevant file. One or more of these files may contain bugs.
--- BEGIN FILES ---
Path: `setup.py`
Content:
```
1 #!/usr/bin/env python
2 
3 import os
4 from setuptools import setup
5 
6 README = os.path.join(os.getcwd(), "README.rst")
7 
8 
9 with open(README) as f:
10     long_description = f.read()
11 
12 setup(name='coremltools',
13     version='2.0',
14     description='Community Tools for CoreML',
15     long_description=long_description,
16     author='Apple Inc.',
17     author_email='coremltools@apple.com',
18     url='',
19     packages=[
20         'coremltools',
21         'coremltools._deps',
22         'coremltools.converters',
23         'coremltools.converters.caffe',
24         'coremltools.converters.sklearn',
25         'coremltools.converters.xgboost',
26         'coremltools.converters.libsvm',
27         'coremltools.converters.keras',
28         'coremltools.graph_visualization',
29         'coremltools.models',
30         'coremltools.models.neural_network',
31         'coremltools.proto',
32         'coremltools._scripts'
33     ],
34     package_data={'': ['LICENSE.txt', 'README.rst', 'libcaffeconverter.so', 'libcoremlpython.so'],
35                   'coremltools': ['graph_visualization/__init__.py',
36                                   'graph_visualization/app.js',
37                                   'graph_visualization/index.html',
38                                   'graph_visualization/style.css',
39                                   'graph_visualization/assets/*',
40                                   'graph_visualization/icons/*']
41                   },
42     install_requires=[
43         'numpy >= 1.10.0',
44         'protobuf >= 3.1.0',
45         'six==1.10.0'
46     ],
47     entry_points = {
48         'console_scripts': ['coremlconverter = coremltools:_main']
49     },
50     classifiers=[
51           'Development Status :: 4 - Beta',
52           'Intended Audience :: End Users/Desktop',
53           'Intended Audience :: Developers',
54           'Operating System :: MacOS :: MacOS X',
55           'Programming Language :: Python :: 2.7',
56           'Programming Language :: Python :: 3.5',
57           'Programming Language :: Python :: 3.6',
58           'Topic :: Scientific/Engineering',
59           'Topic :: Software Development'
60           ],
61     license='BSD'
62 )
63
```
--- 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/setup.py b/setup.py
--- a/setup.py
+++ b/setup.py
@@ -42,7 +42,7 @@
     install_requires=[
         'numpy >= 1.10.0',
         'protobuf >= 3.1.0',
-        'six==1.10.0'
+        'six>=1.10.0'
     ],
     entry_points = {
         'console_scripts': ['coremlconverter = coremltools:_main']

{"golden_diff": "diff --git a/setup.py b/setup.py\n--- a/setup.py\n+++ b/setup.py\n@@ -42,7 +42,7 @@\n     install_requires=[\n         'numpy >= 1.10.0',\n         'protobuf >= 3.1.0',\n-        'six==1.10.0'\n+        'six>=1.10.0'\n     ],\n     entry_points = {\n         'console_scripts': ['coremlconverter = coremltools:_main']\n", "issue": "Why is six pinned to 1.10.0?\nIs there any reason for [six to be pinned to version 1.10.0](https://github.com/apple/coremltools/blob/master/setup.py#L44). This gives transitive dependency issues sometimes.\r\n\r\n/cc @mats-claassen\n", "before_files": [{"content": "#!/usr/bin/env python\n\nimport os\nfrom setuptools import setup\n\nREADME = os.path.join(os.getcwd(), \"README.rst\")\n\n\nwith open(README) as f:\n    long_description = f.read()\n\nsetup(name='coremltools',\n    version='2.0',\n    description='Community Tools for CoreML',\n    long_description=long_description,\n    author='Apple Inc.',\n    author_email='coremltools@apple.com',\n    url='',\n    packages=[\n        'coremltools',\n        'coremltools._deps',\n        'coremltools.converters',\n        'coremltools.converters.caffe',\n        'coremltools.converters.sklearn',\n        'coremltools.converters.xgboost',\n        'coremltools.converters.libsvm',\n        'coremltools.converters.keras',\n        'coremltools.graph_visualization',\n        'coremltools.models',\n        'coremltools.models.neural_network',\n        'coremltools.proto',\n        'coremltools._scripts'\n    ],\n    package_data={'': ['LICENSE.txt', 'README.rst', 'libcaffeconverter.so', 'libcoremlpython.so'],\n                  'coremltools': ['graph_visualization/__init__.py',\n                                  'graph_visualization/app.js',\n                                  'graph_visualization/index.html',\n                                  'graph_visualization/style.css',\n                                  'graph_visualization/assets/*',\n                                  'graph_visualization/icons/*']\n                  },\n    install_requires=[\n        'numpy >= 1.10.0',\n        'protobuf >= 3.1.0',\n        'six==1.10.0'\n    ],\n    entry_points = {\n        'console_scripts': ['coremlconverter = coremltools:_main']\n    },\n    classifiers=[\n          'Development Status :: 4 - Beta',\n          'Intended Audience :: End Users/Desktop',\n          'Intended Audience :: Developers',\n          'Operating System :: MacOS :: MacOS X',\n          'Programming Language :: Python :: 2.7',\n          'Programming Language :: Python :: 3.5',\n          'Programming Language :: Python :: 3.6',\n          'Topic :: Scientific/Engineering',\n          'Topic :: Software Development'\n          ],\n    license='BSD'\n)\n", "path": "setup.py"}], "after_files": [{"content": "#!/usr/bin/env python\n\nimport os\nfrom setuptools import setup\n\nREADME = os.path.join(os.getcwd(), \"README.rst\")\n\n\nwith open(README) as f:\n    long_description = f.read()\n\nsetup(name='coremltools',\n    version='2.0',\n    description='Community Tools for CoreML',\n    long_description=long_description,\n    author='Apple Inc.',\n    author_email='coremltools@apple.com',\n    url='',\n    packages=[\n        'coremltools',\n        'coremltools._deps',\n        'coremltools.converters',\n        'coremltools.converters.caffe',\n        'coremltools.converters.sklearn',\n        'coremltools.converters.xgboost',\n        'coremltools.converters.libsvm',\n        'coremltools.converters.keras',\n        'coremltools.graph_visualization',\n        'coremltools.models',\n        'coremltools.models.neural_network',\n        'coremltools.proto',\n        'coremltools._scripts'\n    ],\n    package_data={'': ['LICENSE.txt', 'README.rst', 'libcaffeconverter.so', 'libcoremlpython.so'],\n                  'coremltools': ['graph_visualization/__init__.py',\n                                  'graph_visualization/app.js',\n                                  'graph_visualization/index.html',\n                                  'graph_visualization/style.css',\n                                  'graph_visualization/assets/*',\n                                  'graph_visualization/icons/*']\n                  },\n    install_requires=[\n        'numpy >= 1.10.0',\n        'protobuf >= 3.1.0',\n        'six>=1.10.0'\n    ],\n    entry_points = {\n        'console_scripts': ['coremlconverter = coremltools:_main']\n    },\n    classifiers=[\n          'Development Status :: 4 - Beta',\n          'Intended Audience :: End Users/Desktop',\n          'Intended Audience :: Developers',\n          'Operating System :: MacOS :: MacOS X',\n          'Programming Language :: Python :: 2.7',\n          'Programming Language :: Python :: 3.5',\n          'Programming Language :: Python :: 3.6',\n          'Topic :: Scientific/Engineering',\n          'Topic :: Software Development'\n          ],\n    license='BSD'\n)\n", "path": "setup.py"}]}