Tagged Questions

0
votes
1answer
19 views

Python subprocess stderr redirection, redirect warnings, still raise on control flow stoppers?

I did basic due diligence and couldn't find a good answer to this anywhere. I want to call subprocess.Popen in a way that they will still raise a Python exception when control flow is interrupted, ...
1
vote
1answer
22 views

Python multiprocessing and handling exceptions in workers

I use python multiprocessing library for an algorithm in which I have many workers processing certain data and returning result to the parent process. I use multiprocessing.Queue for passing jobs to ...
1
vote
3answers
52 views

Python: variable “tricking” try-exception, but works for if statement

I know the title seems crazy, but it is true. Here is my predicament. First, I am still a beginner at Python so please be considerate. I am trying to test if a variable exists. Now the variable ...
3
votes
2answers
62 views

Python: Try/Except around whole module

I have a python module containing functions and a few classes. This module is basically used as a tool-set by several of my co-workers. I want to set-up a sort of bug reporting system where anytime ...
0
votes
1answer
18 views

Exception handling in Python and Praw

I am having trouble with the following code: import praw import argparse # argument handling was here def main(): r = praw.Reddit(user_agent='Python Reddit Image Grabber v0.1') for i in ...
1
vote
3answers
35 views

Generating random string of size 100 or more in python

When I am trying to generate random string of size 100 or more, it gives me exception... msg="".join(random.sample(string.letters+string.digits,random.randint(5,100))) Exception: Traceback (most ...
0
votes
2answers
16 views

Customizing exceptions in python? writing logs in custom exception class?

I am customizing exceptions in my python code. I have inherited exception class in to other and now defining some custom errors as classes derived from my custom exception class like this: class ...
0
votes
0answers
16 views

hadoop streaming job failed python

im trying to run simple word count with hadoop mapreduce with python. Im getting the following exception java.lang.RuntimeException: PipeMapRed.waitOutputThreads(): subprocess failed with code ...
1
vote
1answer
22 views

Setting an exit code for a custom exception in python

I'm using custom exceptions to differ my exceptions from Python's default exceptions. Is there a way to define a custom exit code when I raise the exception? class MyException(Exception): pass ...
0
votes
0answers
16 views

celerybeat raise exception “can't pickle module object” when putting both celery and celerybeat config in the same file?

I put celery/celerybeat config in the same settings.py: from celery.schedules import crontab from datetime import timedelta CELERY_IMPORTS = ('some module',) BROKER_URL = "****" ...
0
votes
1answer
48 views

Django: how to log exceptions from management commands?

I don't receive mails from errors happened in commands. python deebate\manage.py test_logging_errors --settings=deebate.settings.local --traceback the command: # -*- coding: utf-8 -*- from ...
3
votes
2answers
72 views

Ignore exceptions in a `for` statement

I am enumerating characters of a large character set like this (take GB2312 as an example, but much large in practice) def get_gb2312_characters(): higher_range = range(0xb0, 0xf7 + 1) ...
2
votes
3answers
60 views

Run several commands until an exception DOESN'T occur? (Python)

Typically a try/except block can be used to run a bunch of statements until one of them causes an exception. I want to do the opposite - run a set of statements where EACH of them will likely cause ...
1
vote
2answers
27 views

django - catch multiple exceptions

I have this view function: def forum(request): qs = Forum.objects.all() try: f = Forum.objects.filter().order_by('-id')[0] <------------problem return ...
8
votes
2answers
105 views

Is there a difference between raising an exception and exception()

Defining a parameterless exception : class myException(Exception): pass When raised, is there any difference between : raise myException and raise myException() When trying, I could find ...

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