Try-except for flow control in reading Sqlite
Chris Angelico
rosuav at gmail.com
Mon Oct 28 02:36:05 EDT 2013
On Mon, Oct 28, 2013 at 2:43 PM, Victor Hooi <victorhooi at gmail.com> wrote:
> Is it acceptable to use try-except in order to achieve this? E.g.:
>
> try:
> # Try to open up the SQLite file, and lookup the required entries
> except OSError:
> # Open an empty SQLite file, and create the schema
>
>
> My thinking is that it is (easier to ask forgiveness than permission), but I just wanted to check if there is a better way of achieving this?
That looks fine as a model, but is OSError what you want to be
catching? I'd go with FileNotFoundError if that's what you're looking
for - OSError would also catch quite a bit else, like permissions
errors.
ChrisA
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