How to solve encoding error on select in postgresql?

Question

Python

In general...
I don't know what has changed, but when selecting, an error pops up: for a character with a sequence of bytes from the encoding "utf8" there is no equivalent in "win1251", how to solve the problem?
Approximately the same garbage when you insert from a csv file into the database ...

Answer 1

new_string = old_string.decode('utf-8') tried?