python from csv to dict code example

Example 1: python dictionary to csv

import csv
csv_columns = ['word','matchin']

csv_file = "found.csv"
try:
    with open(csv_file, 'w') as csvfile:
        writer = csv.DictWriter(csvfile, fieldnames=csv_columns)
        writer.writeheader()
        for data in corpus:
            writer.writerow(data)
except IOError:
    print("I/O error")

Example 2: read csv and store in dictionary python

import csv

with open('coors.csv', mode='r') as infile:
    reader = csv.reader(infile)
    with open('coors_new.csv', mode='w') as outfile:
        writer = csv.writer(outfile)
        mydict = {rows[0]:rows[1] for rows in reader}

Example 3: how to create dictionary in python from csv

input_file = csv.DictReader(open("coors.csv"))