Python两个版本共存时，通过pip安装Scrapy

Love The Way You Lie 2023-10-17 22:20 20阅读 0赞

C:\\Users\\HAOHAO> **py -2 -m pip install Scrapy**  
Collecting Scrapy  
Using cached https://files.pythonhosted.org/packages/db/9c/cb15b2dc6003a805afd  
21b9b396e0e965800765b51da72fe17cf340b9be2/Scrapy-1.5.0-py2.py3-none-any.whl  
Requirement already satisfied: pyOpenSSL in e:\\software\\python2-7\\lib\\site-packa  
ges (from Scrapy)  
Requirement already satisfied: cssselect>=0.9 in e:\\software\\python2-7\\lib\\site-  
packages (from Scrapy)  
Requirement already satisfied: parsel>=1.1 in e:\\software\\python2-7\\lib\\site-pac  
kages (from Scrapy)  
Requirement already satisfied: lxml in e:\\software\\python2-7\\lib\\site-packages (  
from Scrapy)  
Requirement already satisfied: six>=1.5.2 in e:\\software\\python2-7\\lib\\site-pack  
ages (from Scrapy)  
Requirement already satisfied: w3lib>=1.17.0 in e:\\software\\python2-7\\lib\\site-p  
ackages (from Scrapy)  
Requirement already satisfied: queuelib in e:\\software\\python2-7\\lib\\site-packag  
es (from Scrapy)  
Requirement already satisfied: service-identity in e:\\software\\python2-7\\lib\\sit  
e-packages (from Scrapy)  
Requirement already satisfied: PyDispatcher>=2.0.5 in e:\\software\\python2-7\\lib\\  
site-packages (from Scrapy)  
Collecting Twisted>=13.1.0 (from Scrapy)  
Using cached https://files.pythonhosted.org/packages/12/2a/e9e4fb2e6b2f7a75577  
e0614926819a472934b0b85f205ba5d5d2add54d0/Twisted-18.4.0.tar.bz2  
Requirement already satisfied: cryptography>=2.2.1 in e:\\software\\python2-7\\lib\\  
site-packages (from pyOpenSSL->Scrapy)  
Requirement already satisfied: functools32; python\_version < "3.0" in e:\\softwar  
e\\python2-7\\lib\\site-packages (from parsel>=1.1->Scrapy)  
Requirement already satisfied: pyasn1-modules in e:\\software\\python2-7\\lib\\site-  
packages (from service-identity->Scrapy)  
Requirement already satisfied: attrs in e:\\software\\python2-7\\lib\\site-packages  
(from service-identity->Scrapy)  
Requirement already satisfied: pyasn1 in e:\\software\\python2-7\\lib\\site-packages  
(from service-identity->Scrapy)  
Requirement already satisfied: zope.interface>=4.4.2 in e:\\software\\python2-7\\li  
b\\site-packages (from Twisted>=13.1.0->Scrapy)  
Requirement already satisfied: constantly>=15.1 in e:\\software\\python2-7\\lib\\sit  
e-packages (from Twisted>=13.1.0->Scrapy)  
Requirement already satisfied: incremental>=16.10.1 in e:\\software\\python2-7\\lib  
\\site-packages (from Twisted>=13.1.0->Scrapy)  
Requirement already satisfied: Automat>=0.3.0 in e:\\software\\python2-7\\lib\\site-  
packages (from Twisted>=13.1.0->Scrapy)  
Requirement already satisfied: hyperlink>=17.1.1 in e:\\software\\python2-7\\lib\\si  
te-packages (from Twisted>=13.1.0->Scrapy)  
Requirement already satisfied: cffi>=1.7; platform\_python\_implementation != "PyP  
y" in e:\\software\\python2-7\\lib\\site-packages (from cryptography>=2.2.1->pyOpenS  
SL->Scrapy)  
Requirement already satisfied: enum34; python\_version < "3" in e:\\software\\pytho  
n2-7\\lib\\site-packages (from cryptography>=2.2.1->pyOpenSSL->Scrapy)  
Requirement already satisfied: idna>=2.1 in e:\\software\\python2-7\\lib\\site-packa  
ges (from cryptography>=2.2.1->pyOpenSSL->Scrapy)  
Requirement already satisfied: asn1crypto>=0.21.0 in e:\\software\\python2-7\\lib\\s  
ite-packages (from cryptography>=2.2.1->pyOpenSSL->Scrapy)  
Requirement already satisfied: ipaddress; python\_version < "3" in e:\\software\\py  
thon2-7\\lib\\site-packages (from cryptography>=2.2.1->pyOpenSSL->Scrapy)  
Requirement already satisfied: setuptools in e:\\software\\python2-7\\lib\\site-pack  
ages (from zope.interface>=4.4.2->Twisted>=13.1.0->Scrapy)  
Requirement already satisfied: pycparser in e:\\software\\python2-7\\lib\\site-packa  
ges (from cffi>=1.7; platform\_python\_implementation != "PyPy"->cryptography>=2.2  
.1->pyOpenSSL->Scrapy)  
Installing collected packages: Twisted, Scrapy  
Running setup.py install for Twisted ... done  
Successfully installed Scrapy-1.5.0 Twisted-18.4.0