osdir.com


[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Strings: double versus single quotes


On Tue, 19 May 2020 13:36:54 -0500
Tim Chase <python.list at tim.thechases.com> wrote:

> On 2020-05-19 20:10, Manfred Lotz wrote:
> > Hi there,
> > I am asking myself if I should preferably use single or double
> > quotes for strings?  
> 
> I'd say your consistency matters more than which one you choose.
> 
> According to a recent observation by Raymond H.
> 
> """
>   Over time, the #python world has shown increasing preference
>   for double quotes:  "hello" versus 'hello'.
> 
>   Perhaps, this is due to the persistent influence of JSON,
>   PyCharm, Black, and plain English.
> 
>   In contrast, the interpreter itself prefers single quotes:
> 
>   >>> "hello"  
>   'hello'
> """
> 
> https://twitter.com/raymondh/status/1259209765072154624
> 
> I think the worst choice is to be haphazard in your usage with a
> hodgepodge of single/double quotes.
> 
> I personally use habits from my C days:  double-quotes for everything
> except single characters for which I use a single-quote:
> 
>   if 'e' in "hello":
> 
> as in indicator that I'm using it as a single character rather than
> as a string.
> 
> I don't have a firm rule for myself if a string contains
> double-quotes.  It doesn't happen often for me in a case where I
> couldn't use a triple-quoted string or that I am refering to it as a
> single character.
> 
> -tkc
> 
> 

I am influenced by Perl which I used before. In Perl I used double
quoted strings when I wanted interpolation. Otherwise single quoted
strings. In Rust (or C) it is double quotes for strings and single
quotes for characters. 

You may be right. Consistency is a good thing. So, I have to decide for
what I use and be consistent thereafter.

-- 
Manfred