example using lyfts awspricing module to get global AWS region EC2 on-demand and reserved instance pricing

global-awspricing-ec2.py

#!/usr/bin/env python3

import boto3
import awspricing
import os

# example using lyfts awspricing module to get global AWS region EC2 on-demand and reserved instance pricing 
# created as answer/response for another user on realypython slack.

# ./simple-awspricing.py
# global_regions:  ['eu-north-1', 'ap-south-1', 'eu-west-3', 'eu-west-2', 'eu-west-1', 'ap-northeast-2', 'ap-northeast-1', 'sa-east-1', 'ca-central-1', 'ap-southeast-1', 'ap-southeast-2', 'eu-central-1', 'us-east-1', 'us-east-2', 'us-west-1', 'us-west-2']
# REGION:  us-east-1    ON-DEMAND-PRICE:  0.085    RESERVED-PRICE:  0.037987823439878235
# REGION:  us-east-2    ON-DEMAND-PRICE:  0.085    RESERVED-PRICE:  0.03775951293759513
# REGION:  us-west-1    ON-DEMAND-PRICE:  0.106    RESERVED-PRICE:  0.05217960426179604
# REGION:  us-west-2    ON-DEMAND-PRICE:  0.085    RESERVED-PRICE:  0.037987823439878235
# ...

# AWSPRICING_USE_CACHE: Whether to use a simple file-based cache. Valid values are 0 | 1. Defaults to 0 (false).
os.environ["AWSPRICING_USE_CACHE"] = "1"

# AWSPRICING_CACHE_PATH: Prefix to write cache files. Defaults to /tmp/awspricing.
os.environ["AWSPRICING_CACHE_PATH"] = "/var/tmp/awspricing"

# AWSPRICING_CACHE_MINUTES: Number of minutes to keep cache for. Defaults to 1440 (1 day).
os.environ["AWSPRICING_CACHE_MINUTES"] = "1440"

client = boto3.client('ec2')
global_regions = [region['RegionName'] for region in client.describe_regions()['Regions']]
print("global_regions: ", global_regions)

for region in global_regions:
    ec2_offer = awspricing.offer('AmazonEC2')

    ondemand_region_price = ec2_offer.ondemand_hourly(
        'c5.large',
        operating_system='Linux',
        region=region
    )

    reserved_region_price = ec2_offer.reserved_hourly(
        'c5.large',
        operating_system='Linux',
        lease_contract_length='3yr',
        offering_class='convertible',
        purchase_option='Partial Upfront',
        region=region
    )

    print("REGION: ", region, "  ", "ON-DEMAND-PRICE: ", ondemand_region_price, "  ", "RESERVED-PRICE: ", reserved_region_price)