Forthesecondedition,ithasreorganizedthestructureofthebookbyaddingmorechaptersrelatedtofinance.Thisisrecognitionandresponsetothefeedbacksfromnumerousreaders.Forthesecondedition,thefirsttwochaptersareexclusivelydevotedtoPython.Afterthat,allremainingchaptersareassociatedwithfinance.