development <<< python3 syntax

  1. error - keep windows console opened
  2. list generators
  3. move list element
  4. open URL in webbrowser
  5. pyinstaller create onefile exe
  6. string - save only numbers and letters
  7. inspect. show all methods of imported module
  8. get script.py path(way to folder) of server environment
  9. create package in subfolder of script.py level(script.py folder)
  10. read -> erase all -> write text to one file
  11. sort dict of dicts by value of dicts members with same key
  12. get key of dict by value of nested(internal/child) dict
  13. get key by value of dict
  14. slice dict
  15. gui