Upgrade Anaconda Windowsx64 TVB Build Env

(tvb-run) C:\Hudson\workspace\TVB - Coverage\scientific_library>py.test --cov=tvb tvb\tests --cov-branch --cov-report xml:TEST_OUTPUT\coverage_library.xml 
Traceback (most recent call last):
  File "c:\anaconda\envs\tvb-run\lib\runpy.py", line 174, in _run_module_as_main
    "__main__", fname, loader, pkg_name)
  File "c:\anaconda\envs\tvb-run\lib\runpy.py", line 72, in _run_code
    exec code in run_globals
  File "C:\Anaconda\envs\tvb-run\Scripts\py.test.exe\__main__.py", line 9, in <module>
  File "c:\anaconda\envs\tvb-run\lib\site-packages\_pytest\config.py", line 50, in main
    config = _prepareconfig(args, plugins)
  File "c:\anaconda\envs\tvb-run\lib\site-packages\_pytest\config.py", line 160, in _prepareconfig
    pluginmanager=pluginmanager, args=args)
  File "c:\anaconda\envs\tvb-run\lib\site-packages\pluggy\__init__.py", line 617, in __call__
    return self._hookexec(self, self._nonwrappers + self._wrappers, kwargs)
  File "c:\anaconda\envs\tvb-run\lib\site-packages\pluggy\__init__.py", line 222, in _hookexec
    return self._inner_hookexec(hook, methods, kwargs)
  File "c:\anaconda\envs\tvb-run\lib\site-packages\pluggy\__init__.py", line 216, in <lambda>
    firstresult=hook.spec_opts.get('firstresult'),
  File "c:\anaconda\envs\tvb-run\lib\site-packages\pluggy\callers.py", line 196, in _multicall
    gen.send(outcome)
  File "c:\anaconda\envs\tvb-run\lib\site-packages\_pytest\helpconfig.py", line 68, in pytest_cmdline_parse
    config = outcome.get_result()
  File "c:\anaconda\envs\tvb-run\lib\site-packages\pluggy\callers.py", line 77, in get_result
    _reraise(*ex)  # noqa
  File "c:\anaconda\envs\tvb-run\lib\site-packages\pluggy\callers.py", line 180, in _multicall
    res = hook_impl.function(*args)
  File "c:\anaconda\envs\tvb-run\lib\site-packages\_pytest\config.py", line 943, in pytest_cmdline_parse
    self.parse(args)
  File "c:\anaconda\envs\tvb-run\lib\site-packages\_pytest\config.py", line 1108, in parse
    self._preparse(args, addopts=addopts)
  File "c:\anaconda\envs\tvb-run\lib\site-packages\_pytest\config.py", line 1079, in _preparse
    args=args, parser=self._parser)
  File "c:\anaconda\envs\tvb-run\lib\site-packages\pluggy\__init__.py", line 617, in __call__
    return self._hookexec(self, self._nonwrappers + self._wrappers, kwargs)
  File "c:\anaconda\envs\tvb-run\lib\site-packages\pluggy\__init__.py", line 222, in _hookexec
    return self._inner_hookexec(hook, methods, kwargs)
  File "c:\anaconda\envs\tvb-run\lib\site-packages\pluggy\__init__.py", line 216, in <lambda>
    firstresult=hook.spec_opts.get('firstresult'),
  File "c:\anaconda\envs\tvb-run\lib\site-packages\pluggy\callers.py", line 201, in _multicall
    return outcome.get_result()
  File "c:\anaconda\envs\tvb-run\lib\site-packages\pluggy\callers.py", line 77, in get_result
    _reraise(*ex)  # noqa
  File "c:\anaconda\envs\tvb-run\lib\site-packages\pluggy\callers.py", line 175, in _multicall
    next(gen)   # first yield
  File "c:\anaconda\envs\tvb-run\lib\site-packages\_pytest\capture.py", line 41, in pytest_load_initial_conftests
    _readline_workaround()
  File "c:\anaconda\envs\tvb-run\lib\site-packages\_pytest\capture.py", line 628, in _readline_workaround
    import readline  # noqa
  File "c:\anaconda\envs\tvb-run\lib\site-packages\readline.py", line 34, in <module>
    rl = Readline()
  File "c:\anaconda\envs\tvb-run\lib\site-packages\pyreadline\rlmain.py", line 423, in __init__
    self.console = console.Console()
  File "c:\anaconda\envs\tvb-run\lib\site-packages\pyreadline\console\console.py", line 221, in __init__
    CDLL('python%s%s' % (sys.version[0], sys.version[2]))
  File "c:\anaconda\envs\tvb-run\lib\ctypes\__init__.py", line 362, in __init__
    self._handle = _dlopen(self._name, mode)
TypeError: LoadLibrary() argument 1 must be string, not unicode