[Python-Dev] [Python-3000] PEP 30XZ: Simplified Parsing
Eric V. Smith
eric+python-dev at trueblade.com
Mon Apr 30 14:39:51 CEST 2007
Jim Jewett wrote:
> Rationale for Removing Implicit String Concatenation
> Implicit String concatentation can lead to confusing, or even
> silent, errors. 
> def f(arg1, arg2=None): pass
> f("abc" "def") # forgot the comma, no warning ...
> # silently becomes f("abcdef", None)
> or, using the scons build framework,
> sourceFiles = [
> #...many lines omitted...
Since your first example omits the comma, I think this one should, too.
sourceFiles = [
#...many lines omitted...
That is, either both examples should show an error, or both examples
should work, but point out how easy it is to make an error.
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