Free practice topic
Python errors and exceptions
Learn Python try / except with practical AI config parsing. Catch bad values without crashing your script.
What you will learn
- +Read a traceback calmly
- +Catch ValueError and KeyError
- +Parse config values safely
Starter idea: Convert a string to int safely and fall back to 0 on failure.
Tiny example
Catch a missing key and print a message.
payload = {"model": "mini"}
try:
print(payload["temperature"])
except KeyError as err:
print("missing:", err)