Top "Keyerror" questions

In languages such as Python and Ruby, a KeyError is a specific exception type that is raised when a key could not be found within a dictionary (mapping).

getting raise KeyError(key) KeyError: 'SECRET_KEY' with django on production settings

I've 2 separate settings files for production and development and a common base.py settings file base.py SECRET_KEY = r"!@#$%^&…

python django keyerror
Python: is "except KeyError" faster than "if key in dict"?

Edit 2: It was suggested that this is a copy of a similar question. I'd disagree since my question focuses on …

python performance dictionary counter keyerror
KeyError in Django

I'm creating a clone of fiverr.com as a project. There's a header in my base.html with category titles …

python django keyerror
Key error '0' with dict format

I'm still a beginner in Python, and I wanted to know why this : dict = {} dict[0] = '123' a = 0 if dict["{}".…

python if-statement dictionary format keyerror
KeyError: 'plotly_domain' when using plotly to do scatter plot in python

I'm using plotly to do scatter plot. The graph is generated on my account but the terminal still reports an …

python plot plotly keyerror
python dictionary datetime as key, keyError

I'm trying to run a Python script using cron in Linux, which should construct a dictionary of data. I'm attempting …

python datetime dictionary keyerror
Python dict.get('key') versus dict['key']

Why does this throw a KeyError: d = dict() d['xyz'] But this does not? d = dict() d.get('xyz') I'm …

python dictionary descriptor keyerror
KeyError: 0 Python

Hi I'm still pretty new in python and would like to know why this line: RP[p][t] = demand[p][…

python keyerror
Testing for KeyError

I'm trying to write a unit test that verifies a KeyError is created when a bad key is passed to …

python unit-testing keyerror
Error iterating through a Pandas series

When I get the first and second elements of this series, it works OK, but from element 3 onwards, giving an …

python pandas for-loop indexing keyerror