Takes an input longitude and latitude from a csv where lat,long is column 0,1 -> Zip code as an output.

reverse_geocoder.py

import csv
import requests
import json

#all you need to edit
INPUT_FILE = "";
OUTPUT_FILE = "";
API_KEY = "";


subwayoutput = open(OUTPUT_FILE,'w+')
writer = csv.writer(subwayoutput, delimiter=',',quotechar='|', quoting=csv.QUOTE_MINIMAL)
with open(INPUT_FILE,'r+') as csvfile:
    reader = csv.reader(csvfile, delimiter=',',quotechar='|')
    next(reader)
    for row in reader:
        longitude = row[0].strip();
        latitude = row[1].strip();
        latlng = latitude+","+longitude
        latlng.strip()
        query = "https://maps.googleapis.com/maps/api/geocode/json?latlng="+latlng+"&key="+API_KEY
        r = requests.get(query)
        r  = r.json()
        r = r["results"]
        r = r[0]
        r = r["address_components"]
        r= r[-1]
        writer.writerow([latitude, longitude, r["short_name"]])