Traceback (most recent call last):
  File "/nix/store/jsnrx8ggppa9q7iiry88s763y0p2qhb5-nixops-1.6.1pre2706_d5ad09c/bin/..nixops-wrapped-wrapped", line 5, in <module>
    from nixops import deployment
  File "/nix/store/jsnrx8ggppa9q7iiry88s763y0p2qhb5-nixops-1.6.1pre2706_d5ad09c/lib/python2.7/site-packages/nixops/deployment.py", line 1275, in <module>
    _load_modules_from("backends")
  File "/nix/store/jsnrx8ggppa9q7iiry88s763y0p2qhb5-nixops-1.6.1pre2706_d5ad09c/lib/python2.7/site-packages/nixops/deployment.py", line 1273, in _load_modules_from
    importlib.import_module("nixops." + dir + "." + module[:-3])
  File "/nix/store/w30zkhdjf6qp4ppx9xzffsh9dic31aq8-python-2.7.15/lib/python2.7/importlib/__init__.py", line 37, in import_module
    __import__(name)
  File "/nix/store/jsnrx8ggppa9q7iiry88s763y0p2qhb5-nixops-1.6.1pre2706_d5ad09c/lib/python2.7/site-packages/nixops/backends/azure_vm.py", line 23, in <module>
    from nixops.azure_common import ResourceDefinition, ResourceState, ResId, normalize_location
  File "/nix/store/jsnrx8ggppa9q7iiry88s763y0p2qhb5-nixops-1.6.1pre2706_d5ad09c/lib/python2.7/site-packages/nixops/azure_common.py", line 19, in <module>
    from azure.mgmt.network import NetworkResourceProviderClient
ImportError: cannot import name NetworkResourceProviderClient