As a beginner , I didn't had much knowledge on where to learn things that level up my programming knowledge. That's when I started looking for some videos in YouTube and most of us do the same.
I know it's always pain in the neck on first sight that whom / which channel to be followed , I think I have a great list and sharing them is exciting too :)
For Python , it's frameworks like Flask, Django and Data Science, ML and PyGame --
1) Pretty Printed -- youtube.com/channel/UC-QDfvrRIDB6F0bIO4I4HkQ
2) Tech with Tim -- youtube.com/channel/UC4JX40jDee_tINbkjycV4Sg
3) Python Programmer -- youtube.com/channel/UC68KSmHePPePCjW4v57VPQg
4) Corey Schafer -- youtube.com/channel/UCCezIgC97PvUuR4_gbFUs5g
5) Real Python -- youtube.com/channel/UCI0vQvr9aFn27yR6Ej6n5U
6) Python Engineer -- youtube.com/channel/UCbXgNpp0jedKWcQiULLbDTA
7) sentdex -- youtube.com/channel/UCfzlCWGWYyIQ0aLC5w48gBQ
8) Clever Programmer -- youtube.com/channel/UCqrILQNl5Ed9Dz6CGMyvMTQ
9) Derek Banas -- youtube.com/channel/UCwRXb5dUK4cvsHbx-rGzSgw
10) Caleb Curry -- youtube.com/channel/UCZUyPT9DkJWmS_DzdOi7RIA
11) Get Set Python -- youtube.com/channel/UC2R1v4d75yXisbufyoLYryA
12) Telusko -- youtube.com/channel/UC59K-uG2A5ogwIrHw4bmlEg
13) Live Python -- youtube.com/channel/UCRwRIpYnYiiXbwE7wChJ6SQ
14) CodingEntrepreneurs -- youtube.com/channel/UCWEHue8kksIaktO8KTTN_zg
15) TokyoEdTech -- youtube.com/channel/UC2vm-0XX5RkWCXWwtBZGOXg
16) Joe James -- youtube.com/channel/UC4Xt-DUAapAtkfaWWkv4OAw
17) Derrick Sherrill -- youtube.com/channel/UCJHs6RO1CSM85e8jIMmCySw
18) AI Sweigart -- youtube.com/channel/UCRjTEkDLPREZNlREZMlotMQ
19) Dennis Ivy -- youtube.com/channel/UCTZRcDjjkVajGL6wd76UnGg
20) Daniel Feldroy -- youtube.com/channel/UCtNU6QH-S499vfgeVAeovMw
The most complete channels covering many languages also I would say these are hub of Programming videos :
1) Traversy Media -- youtube.com/channel/UC29ju8bIPH5as8OGnQzwJyA
2) freeCodeCamp -- youtube.com/channel/UC8butISFwT-Wl7EV0hUK0BQ
3) MIT OpenCourseWare -- youtube.com/channel/UCEBb1b_L6zDS3xTUrIALZOw
4) The New Boston -- youtube.com/channel/UCJbPGzawDH1njbqV-D5HqKw
Hope this blog helps to kick start your learning -- happy coding :)