change the first character of the line to uppercase in a text file

Piet van Oostrum piet at
Sat Jun 27 13:55:17 EDT 2009

>>>>> Terry Reedy <tjreedy at> (TR) wrote:

>TR> Peter Otten wrote:
>>>>> Will your program handle empty lines of input correctly?
>>>> Strangely enough, it seems to do so, but why?
>>> Because there aren't any. When you read lines from a file there will
>>> always be at least the newline character. Otherwise it would indeed fail:

>TR> Except possibly for the last line.

But then that line wouldn't be empty either. 

If there is an empty line not terminated by a newline after the last
newline, then that is called 'end-of-file' :=)
Piet van Oostrum <piet at>
URL: [PGP 8DAE142BE17999C4]
Private email: piet at

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