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Questions - try-except

Why am I getting a "Name error" for a variable that was defined beforehand?

Not sure why I am getting a name error for variable c15k when c15k is defined beforehand. I have tried putting the entire code in a "try except" statement without success. The goal is to run...
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hector.h2913

python

generator

counter

try-except

Votes: 0

Answers: 1

Latest Answer

Since you have put your assignment in a try/except block you will not be notified when your assignment of c15k (and other variables) fail. You could add something as simple as a print() in the except ...
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Regretful

When would I use 'else' and 'finally' in a try-except statement in python?

My question is where the difference between try: print("Hello") except: print("Something went wrong") else: print("Nothing went wrong") and try: print("Hell...
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Philipp Kut

python

try-except

Votes: 0

Answers: 3

Latest Answer

The else block is only executes when no exception got raised. So try: f_noexception() print("hello") except Exception pass else: print("Hello again") Should give y...
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Simon Hawe

HTTPError when appending DataFrame

I am reading Python code from another programmer, particularly the following code block: try: df.append(df_extension) except HTTPError as e: if ("No data could be loaded!" in str(e))...
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NerdOnTour

python

pandas

try-except

http-error

Votes: 0

Answers: 1

Latest Answer

According to comments to the question by @JCaesar and @Neither, you don't have to worry about an HTTPError arising from the use of df.append. The try-except-block does not seem to have any justificati...
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NerdOnTour

concurrent.futures does not throw exception when using try except

When using concurrent.futures.ThreadPoolExecutor() it doesn't throw an exception for try except. For eg: num = [1,2,3,4,5] def div(): for i in num: return i/0 print('Done') try: d...
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Samsun

python

exception

concurrent.futures

try-except

Votes: 0

Answers: 1

Latest Answer

executor.map does not raise the exception right away. Instead that exception will be raised when the value is retrieved from the iterator. For example try this, >>> num = [1,2,3,4,5] >>...
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Abdul Niyas P M

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