Traceback (most recent call last):


 "C:\Anaconda2\Scripts\conda-script.py", line 5, in <module>

sys.exit(conda.cli.main())


 "C:\Anaconda2\lib\site-packages\conda\cli\main.py", line 164, in main

return conda_exception_handler(_main, *args)


 "C:\Anaconda2\lib\site-packages\conda\exceptions.py", line 607, in conda_exception_handler

print_unexpected_error_message(e)


 "C:\Anaconda2\lib\site-packages\conda\exceptions.py", line 561, in print_unexpected_error_message

info_stdout, info_stderr = get_info()


 "C:\Anaconda2\lib\site-packages\conda\exceptions.py", line 531, in get_info

args.func(args, p)


 "C:\Anaconda2\lib\site-packages\conda\cli\main_info.py", line 142, in execute

from conda.api import get_index


 "C:\Anaconda2\lib\site-packages\conda\api.py", line 1, in <module>

from .core.index import get_index


 "C:\Anaconda2\lib\site-packages\conda\core\index.py", line 9, in <module>

from .repodata import collect_all_repodata


 "C:\Anaconda2\lib\site-packages\conda\core\repodata.py", line 4, in <module>

import bz2
ImportError: No module named bz2
Traceback (most recent call last):


 "<stdin>", line 1, in <module>


 "/usr/local/lib/python3.6/dist-packages/sacred/__init__.py", line 13, in <module>

from sacred.experiment import Experiment


 "/usr/local/lib/python3.6/dist-packages/sacred/experiment.py", line 13, in <module>

from sacred.arg_parser import format_usage, get_config_updates


 "/usr/local/lib/python3.6/dist-packages/sacred/arg_parser.py", line 16, in <module>

from sacred.serializer import restore


 "/usr/local/lib/python3.6/dist-packages/sacred/serializer.py", line 8, in <module>

from sacred import optional as opt


 "/usr/local/lib/python3.6/dist-packages/sacred/optional.py", line 40, in <module>

has_tensorflow = modules_exist("tensorflow")


 "/usr/local/lib/python3.6/dist-packages/sacred/utils.py", line 656, in modules_exist

return all(module_exists(m) for m in modnames)


 "/usr/local/lib/python3.6/dist-packages/sacred/utils.py", line 656, in <genexpr>

return all(module_exists(m) for m in modnames)


 "/usr/local/lib/python3.6/dist-packages/sacred/utils.py", line 652, in module_exists

return pkgutil.find_loader(modname) is not None


 "/usr/lib/python3.6/pkgutil.py", line 496, in find_loader

raise ImportError(msg.format(fullname, type(ex), ex)) from ex
ImportError: Error while finding loader for 'tensorflow' (<class 'ValueError'>: tensorflow.__spec__ is None)
