$ git clone -b stable/mitaka https://github.com/openstack/freezer-api.git
Cloning into 'freezer-api'...
remote: Counting objects: 1276, done.
remote: Compressing objects: 100% (51/51), done.
remote: Total 1276 (delta 21), reused 0 (delta 0), pack-reused 1225
Receiving objects: 100% (1276/1276), 498.93 KiB | 0 bytes/s, done.
Resolving deltas: 100% (821/821), done.
Checking connectivity... done.
$ cd freezer-api
$ virtualenv .venv
Running virtualenv with interpreter /usr/bin/python2
New python executable in /home/freezer/freezer-api/.venv/bin/python2
Also creating executable in /home/freezer/freezer-api/.venv/bin/python
Installing setuptools, pkg_resources, pip, wheel...done.
$ source .venv/bin/activate
(.venv) $ pip install -r requirements.txt  && pip install -r test-requirements.txt
Collecting elasticsearch<2.0,>=1.3.0 (from -r requirements.txt (line 4))
/home/freezer/freezer-api/.venv/local/lib/python2.7/site-packages/pip/_vendor/requests/packages/urllib3/util/ssl_.py:318: SNIMissingWarning: An HTTPS request has been made, but the SNI (Subject Name Indication) extension to TLS is not available on this platform. This may cause the server to present an incorrect TLS certificate, which can cause validation failures. You can upgrade to a newer version of Python to solve this. For more information, see https://urllib3.readthedocs.org/en/latest/security.html#snimissingwarning.
  SNIMissingWarning
/home/freezer/freezer-api/.venv/local/lib/python2.7/site-packages/pip/_vendor/requests/packages/urllib3/util/ssl_.py:122: InsecurePlatformWarning: A true SSLContext object is not available. This prevents urllib3 from configuring SSL appropriately and may cause certain SSL connections to fail. You can upgrade to a newer version of Python to solve this. For more information, see https://urllib3.readthedocs.org/en/latest/security.html#insecureplatformwarning.
  InsecurePlatformWarning
  Downloading elasticsearch-1.9.0-py2.py3-none-any.whl (59kB)
    100% |████████████████████████████████| 61kB 932kB/s
Collecting falcon>=0.1.6 (from -r requirements.txt (line 5))
  Downloading falcon-1.0.0-py2.py3-none-any.whl (107kB)
    100% |████████████████████████████████| 112kB 2.5MB/s
Collecting jsonschema!=2.5.0,<3.0.0,>=2.0.0 (from -r requirements.txt (line 6))
  Downloading jsonschema-2.5.1-py2.py3-none-any.whl
Collecting keystonemiddleware!=4.1.0,>=4.0.0 (from -r requirements.txt (line 7))
  Downloading keystonemiddleware-4.6.0-py2.py3-none-any.whl (122kB)
    100% |████████████████████████████████| 122kB 2.1MB/s
Collecting oslo.config>=3.7.0 (from -r requirements.txt (line 8))
  Downloading oslo.config-3.12.0-py2.py3-none-any.whl (95kB)
    100% |████████████████████████████████| 102kB 8.0MB/s
Collecting oslo.i18n>=2.1.0 (from -r requirements.txt (line 9))
  Downloading oslo.i18n-3.7.0-py2.py3-none-any.whl (41kB)
    100% |████████████████████████████████| 51kB 8.9MB/s
Collecting six>=1.9.0 (from -r requirements.txt (line 10))
  Downloading six-1.10.0-py2.py3-none-any.whl
Collecting urllib3<2.0,>=1.8 (from elasticsearch<2.0,>=1.3.0->-r requirements.txt (line 4))
  Downloading urllib3-1.16-py2.py3-none-any.whl (98kB)
    100% |████████████████████████████████| 102kB 7.8MB/s
Collecting python-mimeparse (from falcon>=0.1.6->-r requirements.txt (line 5))
  Downloading python-mimeparse-1.5.2.tar.gz
    Complete output from command python setup.py egg_info:
    Traceback (most recent call last):
      File "<string>", line 1, in <module>
      File "/tmp/pip-build-K_Dyai/python-mimeparse/setup.py", line 35, in <module>
        long_description=read('README.md')
      File "/usr/lib/python2.7/distutils/core.py", line 111, in setup
        _setup_distribution = dist = klass(attrs)
      File "/home/freezer/freezer-api/.venv/local/lib/python2.7/site-packages/setuptools/dist.py", line 272, in __init__
        _Distribution.__init__(self,attrs)
      File "/usr/lib/python2.7/distutils/dist.py", line 287, in __init__
        self.finalize_options()
      File "/home/freezer/freezer-api/.venv/local/lib/python2.7/site-packages/setuptools/dist.py", line 326, in finalize_options
        ep.require(installer=self.fetch_build_egg)
      File "/home/freezer/freezer-api/.venv/local/lib/python2.7/site-packages/pkg_resources/__init__.py", line 2395, in require
        reqs = self.dist.requires(self.extras)
      File "/home/freezer/freezer-api/.venv/local/lib/python2.7/site-packages/pkg_resources/__init__.py", line 2640, in requires
        dm = self._dep_map
      File "/home/freezer/freezer-api/.venv/local/lib/python2.7/site-packages/pkg_resources/__init__.py", line 2864, in _dep_map
        self.__dep_map = self._compute_dependencies()
      File "/home/freezer/freezer-api/.venv/local/lib/python2.7/site-packages/pkg_resources/__init__.py", line 2881, in _compute_dependencies
        from _markerlib import compile as compile_marker
    ImportError: No module named _markerlib

    ----------------------------------------
Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-build-K_Dyai/python-mimeparse/