----------------------------------------
> Date: Tue, 14 Sep 2010 09:32:38 +0200
> From: timomli...@gmail.com
> To: tutor@python.org
> Subject: Re: [Tutor] FW: wierd replace problem
>
> On 14-09-10 09:28, Roelof Wobben wrote:
>>
>>
>> Hello,
>>
>> Strip ('"'') does not work.
>> Still this message : SyntaxError: EOL while scanning string literal
>>
> Review it again, see how many quotes you are using.
>
> For example, this won't work either:
>>>> s = 'foo'bar'
>
> You need to escape the quotes with a backslash, like:
>>>> s = 'foo\'bar'
>>>> print s
> foo'bar
>
>
> Cheers,
> Timo
Hello Timo,
I understand what you mean but we're talking about a text-file which will be
read in a string.
So I can't escape the quotes. As far as I know I can't control how Python is
reading a text-file with quotes.
Roelof
>
>> So I think I go for the suggestion of Bob en develop a programm which
>> deletes all the ' and " by scanning it character by character.
>>
>> Roelof
>>
>>
>>
>>> ----------------------------------------
>>>
>>>> From: st...@pearwood.info
>>>> To: tutor@python.org
>>>> Date: Tue, 14 Sep 2010 09:39:29 +1000
>>>> Subject: Re: [Tutor] wierd replace problem
>>>>
>>>> On Tue, 14 Sep 2010 09:08:24 am Joel Goldstick wrote:
>>>>
>>>>> On Mon, Sep 13, 2010 at 6:41 PM, Steven D'Aprano
>>>>>
>>>> wrote:
>>>>
>>>>>> On Tue, 14 Sep 2010 04:18:36 am Joel Goldstick wrote:
>>>>>>
>>>>>>> How about using str.split() to put words in a list, then run
>>>>>>> strip() over each word with the required characters to be removed
>>>>>>> ('`")
>>>>>>>
>>>>>> Doesn't work. strip() only removes characters at the beginning and
>>>>>> end of the word, not in the middle:
>>>>>>
>>>>> Exactly, you first split the words into a list of words, then strip
>>>>> each word
>>>>>
>>>> Of course, if you don't want to remove ALL punctuation marks, but only
>>>> those at the beginning and end of words, then strip() is a reasonable
>>>> approach. But if the aim is to strip out all punctuation, no matter
>>>> where, then it can't work.
>>>>
>>>> Since the aim is to count words, a better approach might be a hybrid --
>>>> remove all punctuation marks like commas, fullstops, etc. no matter
>>>> where they appear, keep internal apostrophes so that words like "can't"
>>>> are different from "cant", but remove external ones. Although that
>>>> loses information in the case of (e.g.) dialect speech:
>>>>
>>>> "'e said 'e were going to kill the lady, Mister Holmes!"
>>>> cried the lad excitedly.
>>>>
>>>> You probably want to count the word as 'e rather than just e.
>>>>
>>>> And hyphenation is tricky to. A lone hyphen - like these - should be
>>>> deleted. But double-dashes--like these--are word separators, so need to
>>>> be replaced by a space. Otherwise, single hyphens should be kept. If a
>>>> word begins or ends with a hyphen, it should be be joined up with the
>>>> previous or next word. But then it gets more complicated, because you
>>>> don't know whether to keep the hyphen after joining or not.
>>>>
>>>> E.g. if the line ends with:
>>>>
>>>> blah blah blah blah some-
>>>> thing blah blah blah.
>>>>
>>>> should the joined up word become the compound word "some-thing" or the
>>>> regular word "something"? In general, there's no way to be sure,
>>>> although you can make a good guess by looking it up in a dictionary and
>>>> assuming that regular words should be preferred to compound words. But
>>>> that will fail if the word has changed over time, such as "cooperate",
>>>> which until very recently used to be written "co-operate", and before
>>>> that as "coöperate".
>>>>
>>>>
>>>>
>>>> --
>>>> Steven D'Aprano
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