requirements

Package          Version
---------------- -------
asn1crypto       0.24.0 
attrs            18.2.0 
Automat          0.7.0  
bson             0.5.8  
cffi             1.11.5 
constantly       15.1.0 
cryptography     2.4.2  
cssselect        1.0.3  
hyperlink        18.0.0 
idna             2.7    
incremental      17.5.0 
lxml             4.2.5  
parsel           1.5.1  
pip              18.1   
pkg-resources    0.0.0  
pyasn1           0.4.4  
pyasn1-modules   0.2.2  
pycparser        2.19   
PyDispatcher     2.0.5  
PyHamcrest       1.9.0  
pymongo          3.7.2  
pyOpenSSL        18.0.0 
python-dateutil  2.8.0  
queuelib         1.5.0  
Scrapy           1.7.4  
service-identity 17.0.0 
setuptools       40.6.2 
six              1.11.0 
Twisted          18.9.0 
w3lib            1.19.0 
wheel            0.32.3 
zope.interface   4.6.0