Can't import iex at Google Colab

[madpower2000]

After installing iex-api-python on fresh notebook at Google Colab, got error

!pip install iex-api-python
from iex import Stock
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ImportError                               Traceback (most recent call last)
<ipython-input-13-5a07ca1b682b> in <module>()
----> 1 from iex import Stock

/usr/local/lib/python3.6/dist-packages/iex/__init__.py in <module>()
      2 from iex.stocks import Stock
      3 from iex.batch import Batch
----> 4 from iex.market import market, Market
      5 from iex.iex_stats import iex_stats, IexStats
      6 from iex.iex_market import IexMarket

ImportError: cannot import name 'market'

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