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Newsgroups: comp.lang.python
Date: Mon, 26 Mar 2012 07:28:25 -0700 (PDT)
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Subject: Re: Is there any difference between print 3 and print '3' in Python ?
From: redstone-cold@163.com
To: comp.lang.python@googlegroups.com
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Xref: csiph.com comp.lang.python:22192

=E5=9C=A8 2012=E5=B9=B43=E6=9C=8826=E6=97=A5=E6=98=9F=E6=9C=9F=E4=B8=80UTC+=
8=E4=B8=8B=E5=8D=888=E6=97=B611=E5=88=8603=E7=A7=92=EF=BC=8CDave Angel=E5=
=86=99=E9=81=93=EF=BC=9A
> On 03/26/2012 07:45 AM, redstone-cold@163.com wrote:
> > I know the print statement produces the same result when both of these =
two instructions are executed ,I just want to know Is there any difference =
between print 3 and print '3' in Python ?
>=20
> This is a non-question.  The input is the same, the output is the same,=
=20
> what else matters?
>=20
> On the other hand, if you want to dig deeper, there are lots of differenc=
es:
>=20
> 1) the former has a shorter source file
> 2) different C code is utilized inside the interpreter
> 3) different machine code executes
> 4) the temporary objects created have different id's and types
> 5) different execution times (by a trivial amount)
> 6) it takes different keystrokes to edit the two source files once you=20
> want to make it do something useful
> 7) the processor works a little harder on one than the other, possibly=20
> resulting in a different power consumption
> 8) different byte code is produced
>=20
> Or you could be asking about Python version 3, in which case
> 1) the syntax error message points to a different character
>=20
> --=20
>=20
> DaveA



=E5=9C=A8 2012=E5=B9=B43=E6=9C=8826=E6=97=A5=E6=98=9F=E6=9C=9F=E4=B8=80UTC+=
8=E4=B8=8B=E5=8D=888=E6=97=B611=E5=88=8603=E7=A7=92=EF=BC=8CDave Angel=E5=
=86=99=E9=81=93=EF=BC=9A
> On 03/26/2012 07:45 AM, redstone-cold@163.com wrote:
> > I know the print statement produces the same result when both of these =
two instructions are executed ,I just want to know Is there any difference =
between print 3 and print '3' in Python ?
>=20
> This is a non-question.  The input is the same, the output is the same,=
=20
> what else matters?
>=20
> On the other hand, if you want to dig deeper, there are lots of differenc=
es:
>=20
> 1) the former has a shorter source file
> 2) different C code is utilized inside the interpreter
> 3) different machine code executes
> 4) the temporary objects created have different id's and types
> 5) different execution times (by a trivial amount)
> 6) it takes different keystrokes to edit the two source files once you=20
> want to make it do something useful
> 7) the processor works a little harder on one than the other, possibly=20
> resulting in a different power consumption
> 8) different byte code is produced
>=20
> Or you could be asking about Python version 3, in which case
> 1) the syntax error message points to a different character
>=20
> --=20
>=20
> DaveA

Oh ,God !  I think this is what I really want to know ,thank you very much =
!