Python object overhead?

Facundo Batista facundo at taniquetil.com.ar
Sat Mar 24 04:42:54 CET 2007


Bjoern Schliessmann wrote:


>> while True:
>>     line = file.readline()
>>     if len(line) == 0: break # EOF
>
> "one blank line" == "EOF"? That's strange. Intended?
>
> The most common form for this would be "if not line: (do
> something)".

"not line" and "len(line) == 0" is the same as long as "line" is a
string.

He's checking ok, 'cause a "blank line" has a lenght > 0 (because of
newline).


>> class FileRecord:
>>     def __init__(self, line):
>>         self.line = line
>
> What's this class intended to do?

Unless I understood it wrong, it's just an object that holds the line
inside.

Just OO purity, not practicality...

-- 
.   Facundo
.
Blog: http://www.taniquetil.com.ar/plog/
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