def pltCitClarity(filename): ##read data from csv file, plot the clarity-citations data f1 = open(filename,'r+',encoding='utf-8') rawdata = csv.reader(f1) count = sum(1 for row in rawdata) f1.close() print(str(count)+' papers analyzed.') f1 = open(filename,'r+',encoding='utf-8') rawdata=csv.reader(f1) data = Analyze.citaclarity(rawdata,count) f1.close() pyp.plot(data[0],data[1],'ro') pyp.xlabel('Abstract length') pyp.ylabel('Citations') pyp.show() pyp.close() return data