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rruntsch/c_nasa_fireball_data.py

Created April 16, 2022 18:58
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This Python program calls the NASA Fireball Data API to retrieve fireball records in JSON format. It then writes the records to a CSV file.
Raw
c_nasa_fireball_data.py
#
# Name: c_nasa_fireball_data.py
# Date: April 15, 2022
# Author: Randy Runtsch
#
# Description:
#
# Obtain all fireball records, as JSON structures, from the NASA Jet Propulsion Lab Fireball API.
# Write each record to the specified output folder and file.
#
import requests
import json
import csv
class c_nasa_fireball_data:
def __init__(self, out_file_nm):
# Set the file name variable and create the parameters for the API request.
self.out_file_nm = out_file_nm
headers = {'Content-type': 'application/json'}
# Get data in JSON format and then write it to a CSV file.
json_data = self.get_data(headers)
self.write_data_to_csv(json_data)
def get_data(self, headers):
# Post the data request to the BLS API. Return the resulting JSON structure.
post = requests.post('https://ssd-api.jpl.nasa.gov/fireball.api', headers = headers)
json_data = json.loads(post.text)
return json_data
def write_data_to_csv(self, json_data):
# Convert the data from JSON format to CSV records. Write
# each record to the specified output file.
# Open the output file. Then, set up the field names for the CSV records and set up the CSV writer.
with open(self.out_file_nm, mode = 'w', newline = '') as data_file:
data_writer = csv.writer(data_file, delimiter = ',', quotechar = '"', quoting = csv.QUOTE_ALL)
# Write CSV file header.
fieldnames = json_data['fields']
data_writer.writerow(fieldnames)
# Write each record to the output file.
for record in json_data['data']:
#Write the CSV record to the output file.
data_writer.writerow(record)
Raw
get_nasa_fireball_data.py
#
# Name: get_nasa_fireball_data.py
# Date: April 15, 2022
# Author: Randy Runtsch
#
# Description:
#
# Use the c_nasa_fireball_data class to retrieve all fireball
# records from the NASA Jet Propulsion Lab Fireball API and
# write them to a CSV file.
#
from c_nasa_fireball_data import c_nasa_fireball_data
c_nasa_fireball_data('c:/nasa_data/fireball.csv')
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