CentOS 7 upgrade and installation of Python3.5.2

1. Install possible dependencies

yum install openssl-devel bzip2-devel expat-devel gdbm-devel readline-devel sqlite-devel yum -y install gcc automake autoconf libtool make yum install gcc gcc-c++ yum -y install readline-devel yum groupinstall 'Development Tools'

2. Install Python3.5.2

wget https://www.python.org/ftp/python/3.5.2/Python-3.5.2.tgz tar -zxvf Python-3.5.2.tgz cdPython-3.5.2 mkdir /usr/local/python3.5.2 ./configure --prefix=/usr/local/python3.5.2 make && make install mv /usr/bin/python /usr/bin/python2.7 ln -s /usr/local/python3.5.2/bin/python3.5 /usr/bin/python

If mv /usr/bin/python /usr/bin/python2.7 prompts that the files are the same, execute

rm -rf /usr/bin/python

Then

ln -s /usr/local/python3.5.2/bin/python3.5 /usr/bin/python

3.

vi /usr/bin/yum

Change the python version specified in the first line to python2.7 (#!/usr/bin/python to #!/usr/bin/python2.7)

vi /usr/libexec/urlgrabber-ext-down

Change the python version specified in the first line to python2.7 (#!/usr/bin/python to #!/usr/bin/python2.7)

The above will successfully install Python3.5.2.

4. Install gohttps://who.edu.pl/10693.html

5. Install sanicpython -m pip install sanic

python -m pip install aiocachepython -m pip install sanic_sessionpython -m pip install jinja2python -m pip install motorpython -m pip install async_timeoutpython -m pip install arrowpython -m pip install vlooppython -m pip install python -m pip install python - m pip install

python server.py

6. Install Seleniumwget https://bootstrap.pypa.io/get-pip.pypython get-pip.pypip install -U selenium

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