Christopher Juckins

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python_notes [2019/06/11 13:31] juckinspython_notes [2019/09/16 18:28] juckins
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 ==== Python Notes ==== ==== Python Notes ====
      
-Install Python 3 on CentOS 7:+Install Python 3.6 on CentOS 7:
   * https://linuxhint.com/install_python3_centos7/   * https://linuxhint.com/install_python3_centos7/
   * https://janikarhunen.fi/how-to-install-python-3-6-1-on-centos-7.html   * https://janikarhunen.fi/how-to-install-python-3-6-1-on-centos-7.html
  
 +Do some local configuration for my scripts (su - root):
   pip3.6 install --upgrade pip   pip3.6 install --upgrade pip
 +  pip3.6 install --upgrade httplib2
 +  pip3.6 install pymysql
 +  pip3.6 install selenium-wire
 +  pip3.6 install chromedriver
 +  pip3.6 install chromedriver_binary
 +  pip3.6 install dictor
 +  pip3.6 install wget
 +  pip3.6 install pip-upgrade-outdated
 +  
 +To update all pip packages:
 +
 +  # pip_upgrade_outdated
 +
 +Note that https://pypi.org/project/pip-upgrade-outdated/ is a good resource to update all PIP packages.
 +  
 +Download and install geckodriver (see https://github.com/mozilla/geckodriver/releases)
 +
 +As root, copy geckodriver to /usr/local/bin and ensure permissions are 755
 +
 +Notes at https://stackoverflow.com/questions/40208051/selenium-using-python-geckodriver-executable-needs-to-be-in-path
 +  
 +Notes about [[https://www.tutorialspoint.com/python3/python_database_access.htm|Python database access]]
  
 Python3.7 on Fedora 28: Python3.7 on Fedora 28:
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   $ pip list   $ pip list
 +  
 +[[https://docs.python.org/3/howto/logging.html|Logging in python]]
 +
 +  logging.basicConfig(format='%(asctime)s %(message)s', filename=log_file, level=logging.DEBUG)
 +  logging.debug('This message should go to the log file')
 +  logging.info('So should this')
 +  logging.warning('And this, too')
 +
 +
 +[[https://realpython.com/python-pep8/|Write beautiful python code with PEP-8]]
python_notes.txt · Last modified: 2023/04/05 08:56 by juckins