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import re
testString = "Hello world"
formatString = "%-35s: %s" # string for formatting the output
expression = "Hello"
compiledExpression = re.compile( expression )
print formatString % ( "The expression", expression )
print formatString % ( "The compiled expression",compiledExpression )
print formatString % ( "Non-compiled search",re.search( expression, testString ) )
print formatString % ( "Compiled search",compiledExpression.search( testString ) )
print formatString % ( "search SRE_Match contains",re.search( expression, testString ).group() )
print formatString % ( "compiled search SRE_Match contains",compiledExpression.search( testString ).group() )
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