Jun-19-2021, 04:46 AM
You can find these links useful
The Meaning of Underscores in Python
What is the meaning of single and double underscore before an object name?
The Meaning of Underscores in Python
What is the meaning of single and double underscore before an object name?
If you can't explain it to a six year old, you don't understand it yourself, Albert Einstein
How to Ask Questions The Smart Way: link and another link
Create MCV example
Debug small programs
How to Ask Questions The Smart Way: link and another link
Create MCV example
Debug small programs