miniconda

pi@raspberrypi:~/extensometer $ conda env create -f environment.yml
An unexpected error has occurred, please consider sending the
following traceback to the conda GitHub issue tracker at:

    https://github.com/conda/conda/issues

Include the output of the command 'conda info' in your report.


Traceback (most recent call last):
  File "/home/pi/miniconda3/bin/conda-env", line 6, in <module>
    sys.exit(main())
  File "/home/pi/miniconda3/lib/python3.4/site-packages/conda_env/cli/main.py", line 68, in main
    return args_func(args, parser)
  File "/home/pi/miniconda3/lib/python3.4/site-packages/conda/cli/main.py", line 201, in args_func
    args.func(args, p)
  File "/home/pi/miniconda3/lib/python3.4/site-packages/conda_env/cli/main_create.py", line 77, in execute
    directory=os.getcwd())
  File "/home/pi/miniconda3/lib/python3.4/site-packages/conda_env/specs/__init__.py", line 18, in detect
    if spec.can_handle():
  File "/home/pi/miniconda3/lib/python3.4/site-packages/conda_env/specs/yaml_file.py", line 14, in can_handle
    self._environment = env.from_file(self.filename)
  File "/home/pi/miniconda3/lib/python3.4/site-packages/conda_env/env.py", line 65, in from_file
    return from_yaml(fp.read(), filename=filename)
  File "/home/pi/miniconda3/lib/python3.4/site-packages/conda_env/env.py", line 58, in from_yaml
    return Environment(**data)
TypeError: __init__() got an unexpected keyword argument 'prefix'
pi@raspberrypi:~/extensometer $