fix(aiohttp): compatible with non aiohttp projects

[LKI]

No description provided.

[h2non]

This should not be necessary. What Python runtime are you using?

[LKI]

I use python 3.7.5 (on Windows), here are some info may helps:

$ python --version 
Python 3.7.5

$ pip list 
Package    Version
---------- -------
pip        20.0.2
setuptools 46.1.1
wheel      0.34.2

$ python 
Python 3.7.5 (tags/v3.7.5:5c02a39a0b, Oct 15 2019, 00:11:34) [MSC v.1916 64 bit (AMD64)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> import aiohttp
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
ModuleNotFoundError: No module named 'aiohttp'

[h2non]

Ok, I got it. I have added a small change to make the linter pass. I will merge afterward.

[LKI]

Thanks~

[coveralls]

Coverage decreased (-0.05%) to 68.156% when pulling e39de58 on LKI:compatible into 413cca9 on h2non:master.

[coveralls]

Coverage decreased (-0.05%) to 68.156% when pulling e39de58 on LKI:compatible into 413cca9 on h2non:master.

[h2non]

New version v1.0.1 is now available on PyPI:
pip install --upgrade pook

[LKI]

Cool~ Thanks~