File and OS handling homework

this is the notebook that Aakash did not review but that had lots of useful info

import os
os.getcwd()
'C:\\Users\\Sam\\Working Folder Jupyter'
os.listdir('.')
['.ipynb_checkpoints',
 '.jovianrc',
 '2020_09_12_Notes.ipynb',
 'data',
 'file-and-os-homework.ipynb',
 'python-os-and-filesystem.ipynb',
 'untitled.txt']
os.listdir('..') # same as a terminal -- guess it doesn't matter what the OS actually is?
['.anaconda',
 '.bash_history',
 '.cisco',
 '.comsol',
 '.conda',
 '.condamanager',
 '.condarc',
 '.config',
 '.dotnet',
 '.gitconfig',
 '.idlerc',
 '.ipynb_checkpoints',
 '.ipython',
 '.jovian',
 '.jovianrc',
 '.jupyter',
 '.matplotlib',
 '.octave_hist',
 '.oracle_jre_usage',
 '.PyCharmCE2019.3',
 '.pylint.d',
 '.python_history',
 '.spyder-py3',
 '.spyder2',
 '.spyder2-py3',
 '.thumbnails',
 '.VirtualBox',
 '.vscode',
 '3D Objects',
 'anaconda3',
 'AppData',
 'Application Data',
 'Contacts',
 'Cookies',
 'CUBA PICTURES',
 'Desktop',
 'Documents',
 'Downloads',
 'Dropbox',
 'Evernote',
 'Favorites',
 'first-steps-with-python',
 'first-steps-with-python-1',
 'IntelGraphicsProfiles',
 'KLayout',
 'Links',
 'Local Settings',
 'logs',
 'MicrosoftEdgeBackups',
 'Music',
 'My Documents',
 'NetHood',
 'New folder',
 'NTUSER.DAT',
 'ntuser.dat.LOG1',
 'ntuser.dat.LOG2',
 'NTUSER.DAT{13196478-2ba1-11eb-9c66-e1fc7f2ca750}.TM.blf',
 'NTUSER.DAT{13196478-2ba1-11eb-9c66-e1fc7f2ca750}.TMContainer00000000000000000001.regtrans-ms',
 'NTUSER.DAT{13196478-2ba1-11eb-9c66-e1fc7f2ca750}.TMContainer00000000000000000002.regtrans-ms',
 'ntuser.ini',
 'OneDrive',
 'Pictures',
 'PrintHood',
 'projects',
 'PycharmProjects',
 'python-functions-and-scope',
 'python-variables-and-data-types',
 'python-variables-and-data-types-1',
 'Recent',
 'Roaming',
 'Saved Games',
 'scripts',
 'Searches',
 'SendTo',
 'Start Menu',
 'Templates',
 'Videos',
 'VirtualBox VMs',
 'Working Folder Jupyter',
 'zotero']
temp = os.makedirs('./data', exist_ok=True)
temp