## Use this and additional cells to continue to explore the dataset. ##
## Once you have performed your exploration, document your findings  ##
## in the Markdown cell above.                                       ##

filename='./data/Washington-2016-Summary.csv'
def monthly_riders(filename):
    with open(filename, 'r') as f_in:
        reader = csv.DictReader(f_in)
        month_dict={'January':[],
                    'February':[],
                    'March':[],
                    'April':[],
                    'May':[],
                    'June':[],
                    'July':[],
                    'August':[],
                    'September':[],
                    'October':[],
                    'November':[],
                    'December':[]}

        for row in reader:
            if(row['month']=='1'):
                month_dict['January'].append(row['duration'])
            elif(row['month']=='2'):
                month_dict['February'].append(row['duration'])
            elif(row['month']=='3'):
                month_dict['March'].append(row['duration'])
            elif(row['month']=='4'):
                month_dict['April'].append(row['duration'])
            elif(row['month']=='5'):
                month_dict['May'].append(row['duration'])
            elif(row['month']=='6'):
                month_dict['June'].append(row['duration'])
            elif(row['month']=='7'):
                month_dict['July'].append(row['duration'])
            elif(row['month']=='8'):
                month_dict['August'].append(row['duration'])
            elif(row['month']=='9'):
                month_dict['September'].append(row['duration'])
            elif(row['month']=='10'):
                month_dict['October'].append(row['duration'])
            elif(row['month']=='11'):
                month_dict['November'].append(row['duration'])
            elif(row['month']=='12'):
                month_dict['December'].append(row['duration'])
        trip_monthly_counts=[len(month_dict['January']),len(month_dict['February']),len(month_dict['March']),len(month_dict['April']),len(month_dict['May']),len(month_dict['June']),len(month_dict['July']),len(month_dict['August']),len(month_dict['September']),len(month_dict['October']),len(month_dict['November']),len(month_dict['December'])]
        return trip_monthly_counts




#print(monthly_riders(filename))
data=monthly_riders(filename)
print(data)

plt.plot(data)
plt.show()