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python Programming Glossary: throwWhy is `self` in Python objects immutable? http://stackoverflow.com/questions/1015592/why-is-self-in-python-objects-immutable it but instead it doesn't do anything at all. Doesn't even throw an error. Just ignores the assignment. I understand that there..
Inserting Line at Specified Position of a Text File in Python http://stackoverflow.com/questions/1325905/inserting-line-at-specified-position-of-a-text-file-in-python for me but looks rather ugly. Please help me improve it or throw me some ideas so I can write it again. Many thanks. python..
How can I handle exceptions in a list comprehension in Python? http://stackoverflow.com/questions/1528237/how-can-i-handle-exceptions-in-a-list-comprehension-in-python a list comprehension in Python in which each iteration can throw an exception. For instance if I have eggs 1 3 0 3 2 1 egg for..
Remove a tag using BeautifulSoup but keep its contents http://stackoverflow.com/questions/1765848/remove-a-tag-using-beautifulsoup-but-keep-its-contents tag.extract soup.renderContents Except I don't want to throw away the contents inside the invalid tag. How do I get rid of..
Python Framework for small website [closed] http://stackoverflow.com/questions/2665313/python-framework-for-small-website CSS JS for the design so I really just need an easy way to throw a small amount of content around. Some frameworks I have come..
Catch a thread's exception in the caller thread in Python http://stackoverflow.com/questions/2829329/catch-a-threads-exception-in-the-caller-thread-in-python I am having is that if the files cannot be copied it will throw an exception. This is ok if running in the main thread however.. an exception In the thread class itself I tried to re throw the exception but it does not work. I have seen people on here..
What's the scope of a Python variable declared in an if statement? http://stackoverflow.com/questions/2829528/whats-the-scope-of-a-python-variable-declared-in-an-if-statement print x In other languages I've worked in this code would throw an exception as the x variable is local to the if statement..
Using Python's ConfigParser to read a file without section name http://stackoverflow.com/questions/2885190/using-pythons-configparser-to-read-a-file-without-section-name enough they don't need a 'section' . ConfigParser will throw the NoSectionError exception and will not accept the file. How..
In Django, how does one filter a QuerySet with dynamic field lookups? http://stackoverflow.com/questions/310732/in-django-how-does-one-filter-a-queryset-with-dynamic-field-lookups filter_by filter_value # ... which will throw an exception since `filter_by` is not # an attribute of `Person`...
How can I represent an 'Enum' in Python? http://stackoverflow.com/questions/36932/how-can-i-represent-an-enum-in-python it is useful for rendering your enums in output. It will throw KeyError if the reverse mapping doesn't exist. With the first..
Flattening a shallow list in Python http://stackoverflow.com/questions/406121/flattening-a-shallow-list-in-python overhead than the question's proposed solution because you throw away the temporary lists you create when you extend the original..
Python string formatting: % vs. .format http://stackoverflow.com/questions/5082452/python-string-formatting-vs-format hi there s name yet if name happens to be 1 2 3 it will throw a TypeError . To guarantee that it always prints you'd need..
Merging a list of time-range tuples that have overlapping time-ranges http://stackoverflow.com/questions/5679638/merging-a-list-of-time-range-tuples-that-have-overlapping-time-ranges are produced saving you from having to construct and throw away extra tuples and reuse a list saved for storing the current..
Why is it “Easier to ask forgiveness than permission” in python, but not in Java? [closed] http://stackoverflow.com/questions/6092992/why-is-it-easier-to-ask-forgiveness-than-permission-in-python-but-not-in-java different. The problem there is that NPE's are frequently thrown in unexpected places for unexpected reasons and are typically.. symptoms of bugs in the code. If you start deliberately throwing NPEs as part of normal control flow there is a significant.. open able. If you check then open your code can still throw IOException anyway due to race conditions e.g. someone changes..
http://stackoverflow.com/questions/84340/why-learn-perl-python-ruby-if-the-company-is-using-c-c-sharp-or-java-as-the a Python Perl Ruby program to link to a web service and throw some data against it than it is to create the equivalent Java..
http://stackoverflow.com/questions/855759/python-try-else statement. So if you have a method that could for example throw an IOError and you want to catch exceptions it raises but there's.. you might write something like this try operation_that_can_throw_ioerror except IOError handle_the_exception_somehow else # we.. the IOError if it's raised another_operation_that_can_throw_ioerror finally something_we_always_need_to_do If you just put..
local var referenced before assignment http://stackoverflow.com/questions/8934772/local-var-referenced-before-assignment both cases of ' ' in funcB and ' ' in funcC Why doesn't it throw error for one but not for the other I don't have a choice of.. point is not to get 'c' incremented in funcB but why it's throwing error for funcB and not for funcC while both are accessing..
Best practice for Python Assert http://stackoverflow.com/questions/944592/best-practice-for-python-assert share improve this question To be able to automatically throw an error when x become less than zero throughout the function...
Seeking clarification on apparent contradictions regarding weakly typed languages http://stackoverflow.com/questions/9929585/seeking-clarification-on-apparent-contradictions-regarding-weakly-typed-language you do . If the developer is wrong then the runtime will throw an exception in order to protect type safety. If the developer..
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