mirror of https://github.com/NaN-tic/nanscan.git
64 lines
1.8 KiB
Python
64 lines
1.8 KiB
Python
# Copyright (C) 2009 by Albert Cervera i Areny
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# albert@nan-tic.com
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the
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# Free Software Foundation, Inc.,
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# 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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from PyQt4.QtCore import *
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def textToFloat( value ):
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if ',' in value and '.' in value:
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commaIndex = value.rfind(',')
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periodIndex = value.rfind('.')
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if commaIndex > periodIndex:
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newValue = value.replace( '.', '' ).replace( ',', '.' )
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else:
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newValue = value.replace( ',', '' )
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elif ',' in value:
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newValue = value.replace( ',', '.' )
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else:
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newValue = value
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return float( newValue )
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def isFloat( value ):
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try:
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textToFloat( value )
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return True
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except:
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return False
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def isDate( value ):
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date = textToDate( value )
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return date.isValid()
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def textToDate( value ):
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patterns = ['dd/MM/yyyy', 'dd-MM-yyyy', 'dd-MM-yy', 'dd MMM. yy', 'dd MMMM yyyy', 'dd.mm.yyyy']
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for pattern in patterns:
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date = QDate.fromString( value.replace(' ',''), pattern )
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if date.isValid():
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return date
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return QDate()
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def isMostlyNumeric( text ):
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numbers = 0
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for x in text:
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if x in '0123456789':
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numbers += 1
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if numbers > len(text) / 2:
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return True
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else:
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return False
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