On Mon, Jan 11, 2010 at 10:00 AM, Jean-Michel Pichavant < jeanmic...@sequans.com> wrote:
> Victor Subervi wrote: > > On Sat, Jan 9, 2010 at 11:56 AM, Gary Herron > <gher...@islandtraining.com<mailto: >> gher...@islandtraining.com>> wrote: >> >> Victor Subervi wrote: >> >> Hi; >> I have a string.join statement on a variable that comes from a >> cgi.FieldStorage().getlist. The variable may be a list or a >> single value. I need to treat it differently depending on >> which it is. How can I distinguish it? len(var) will obviously >> give me the length of the string if it's a string and the >> length of the list if it's a list. >> TIA, >> beno >> >> >> Like this: >> >> if isinstance(var, list): >> ... join ... >> else: >> ... ??? ... >> >> >> Right.. Thanks! >> beno >> > You should definitely check again MRAB's answer. > Having getlist returning something else than a list, especially a non > iterable single item *is* suspicious. > Usually, properly designed functions return consistent types over calls. > Obviously. Thanks, beno
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