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Fix regular expressions used for cleaning the recognized text #11

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Fix regular expressions used for cleaning the recognized text #11

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11 changes: 6 additions & 5 deletions src/ocrdesktop/main.py
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Original file line number Diff line number Diff line change
Expand Up @@ -389,17 +389,18 @@ def appendToOCRWords(self, OCRWords):
except KeyError:
self._OCRWords[k] = v
def _cleanOCRText(self):
regexSpace = re.compile('[^\S\r\n]{2,}') #remove double spaces
self._OCRText=self._OCRText.replace("\r", "") # Clear out \r characters from line endings if necessary
regexSpace = re.compile('[ \t]{2,}') #remove double spaces
self._OCRText = regexSpace.sub(' ',self._OCRText)
regexSpace = re.compile('\n\s*\n') #remove empty lines
regexSpace = re.compile('\n[ \t\n]*\n') #remove empty lines
self._OCRText = regexSpace.sub('\n',self._OCRText)
regexSpace = re.compile('\s*\n') #remove ending spaces
regexSpace = re.compile('[ \t\n]*\n') #remove ending spaces
self._OCRText = regexSpace.sub('\n',self._OCRText)
regexSpace = re.compile('^\s') #remove trailing space in first line
regexSpace = re.compile('^[ \t\n]') #remove trailing space in first line
self._OCRText = regexSpace.sub( '\n', self._OCRText)
regexSpace = re.compile('$\n') #remove ending newline
self._OCRText = regexSpace.sub( '', self._OCRText)
regexSpace = re.compile('\n\s') #remove trailing spaces
regexSpace = re.compile('\n[ \t\n]') #remove trailing spaces
self._OCRText = regexSpace.sub( '\n', self._OCRText)
self._OCRText = self._OCRText[:-1]

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