<pre><code>u_str = u'{ displayName:"iPhone 5 16GB Black", productNameUrl:"apple-iphone-5-16gb-black-and-slate",_default:"true", priority:"1", paymMinPrice:"9.99", paymMinMrc:"46.00",paymMinContractLength:"24 Months",pagmMinPrice:"", paygMinMrc:"",paygMinContractLength:"",paymentTypeUrl:"pay-monthly" }handset.imgURLimage_reg_url //handset.contactless contactless handset.colours colourshandset.compare compare handset.exclusive exclusivehandset.dmMessage dmMessage handset.ctaButton ctaButtonifhsetDispArr["iphone-5"] ! null { handDispObj hsetDispArr["iphone-5"]handDispObj.handsets.pushhandset } else {handsets.pushhandset handDispObj {productDispPFUrl:"iphone-5-group", productPFUrl:"apple-iphone-5-16gb-black-and-slate", manufacturerName:"Apple", productDispName:"iPhone 5", handsets:handsets} hsetDispKeys.push"iphone-5"} handDispObj.handsets.sortfunctionh1,h2{ifh1._default "true"{return false}else ifh2._default "true"{return true}else{return h1.priority > h2.priority}} hsetDispArr["iphone-5"] handDispObj var handDispObj {}'
str_to_find = 'productNameUrl'
p1 = u_str.find(str_to_find)+len(str_to_find)+1
p2 = u_str.find('",', u_str.find(str_to_find))+1
print u_str[p1:p2]
</code></pre>