Scrapy のクロール実行時 win32api の ImportError でコケる (Windows10, Python 3.5.2, Scrapy 1.5.0)

diff

diff --git error_requirements.txt right_requirements.txt
index 691fc4f..2325d81 100644
--- error_requirements.txt
+++ right_requirements.txt
 asn1crypto==0.24.0
 attrs==17.4.0
 Automat==0.6.0
-cffi==1.11.4
+cffi==1.11.2
 constantly==15.1.0
 cryptography==2.1.4
 cssselect==1.0.3
 pyasn1-modules==0.2.1
 pycparser==2.18
 PyDispatcher==2.0.5
 pyOpenSSL==17.5.0
-pypiwin32==222
-pywin32==222
+pypiwin32==219
 queuelib==1.4.2
 Scrapy==1.5.0
 service-identity==17.0.0
 six==1.11.0
 Twisted==17.9.0
-w3lib==1.19.0
+w3lib==1.18.0
 zope.interface==4.4.3

error_requirements.txt

asn1crypto==0.24.0
attrs==17.4.0
Automat==0.6.0
cffi==1.11.4
constantly==15.1.0
cryptography==2.1.4
cssselect==1.0.3
hyperlink==17.3.1
idna==2.6
incremental==17.5.0
lxml==4.1.1
parsel==1.3.1
pyasn1==0.4.2
pyasn1-modules==0.2.1
pycparser==2.18
PyDispatcher==2.0.5
pyOpenSSL==17.5.0
pypiwin32==222
pywin32==222
queuelib==1.4.2
Scrapy==1.5.0
service-identity==17.0.0
six==1.11.0
Twisted==17.9.0
w3lib==1.19.0
zope.interface==4.4.3

right_requirements.txt

asn1crypto==0.24.0
attrs==17.4.0
Automat==0.6.0
cffi==1.11.2
constantly==15.1.0
cryptography==2.1.4
cssselect==1.0.3
hyperlink==17.3.1
idna==2.6
incremental==17.5.0
lxml==4.1.1
parsel==1.3.1
pyasn1==0.4.2
pyasn1-modules==0.2.1
pycparser==2.18
PyDispatcher==2.0.5
pyOpenSSL==17.5.0
pypiwin32==219
queuelib==1.4.2
Scrapy==1.5.0
service-identity==17.0.0
six==1.11.0
Twisted==17.9.0
w3lib==1.18.0
zope.interface==4.4.3