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- def finalize(string, wasChanged=False):
- 'This function adds the prefix and suffix and builds the return object'
- if wasChanged:
- #if a begin value was given, and prefix was requested, add prefix
- if begin != 0 and addPrefix is True:
- string = ''.join([prefix, string])
- #if suffix was requested, add suffix
- if addSuffix is True:
- string = ''.join([string, suffix])
- #if it was trimmed, include that in the result set
- if end_of_sentence:
- return {'result': string,'trimmed_at_index': end_of_sentence + 1}
- else:
- return {'result': string}
- #if it wasn't changed then just return the string
- else:
- return {'result': string}
- #cut beginning value from content
- if begin != 0:
- mod_content = content[begin:]
- wasChanged = True
- #make sure variable mod_content is created
- else:
- mod_content = content
- #if content.length is less than desired length then return the content unmodified
- if len(mod_content) <= length:
- return finalize(mod_content, wasChanged)
- #else if the content.length is longer than desired length then:
- else:
- #first, trim character count to desired length
- mod_content = content[0:length-1]
- #add a trailing space in case the final character is a period and we already ended on a perfect sentence boundary
- mod_content = ''.join([mod_content,' '])
- #second, find the last-most period or sentence termination including the period
- end_of_sentence = mod_content.rfind('. ')+1
- #third, trim to the last full sentence
- mod_content = content[0:end_of_sentence+1]
- #final, return the modified content
- return finalize(mod_content, wasChanged=True)
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