Cloud + Python
Cloud SDK patterns — storage, serverless handlers, secrets, and deployment helpers.
Cross Account Role Chaining Mock Credentials in Python
Simulate AWS STS AssumeRole with mock credentials for cross-account role chaining in Python.
import json
class CredentialChain:
def __init__(self, account_id, role_name):
self.account_id = account_id
self.role_name = role_name
self.credentials = {}
def assume_role(self, session_name="mock_session"):
"""Simulate STS AssumeRole, returning mock credentials with expiry.""…How to Calculate VPC Subnet CIDR Details in Python
Compute network address, broadcast address, address count, prefix length, and netmask for any IPv4 CIDR using the Python standard library's ipaddress module.
import ipaddress
def subnet_details(cidr: str) -> dict:
network = ipaddress.ip_network(cidr, strict=False)
return {
"network_address": str(network.network_address),
"broadcast_address": str(network.broadcast_address),
"num_addresses": network.num_addresses,
"prefix_length": ne…How to Mock ELB Target Health Status in Python
Simulate AWS Elastic Load Balancer target health checks with a Python dict that mutates status and healthy host counts.
from random import randint
def elb_target_mock_status(target_id, healthy=True):
targets = {
1: {"Id": "i-001", "Status": "healthy", "Port": 80, "HealthyHostCount": 1},
2: {"Id": "i-002", "Status": "unhealthy", "Port": 80, "HealthyHostCount": 0},
3: {"Id": "i-003", "Status": "healthy", "Por…Browse by section
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Cloud + Python — Python code examples
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This page collects cloud + python snippets — short, copy-ready Python you can paste into our free online IDE and run without installing anything. Each sample includes a plain-English explanation and the full source code.
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Samples are quick reference — one concept per page. For step-by-step teaching, use our Python tutorials. To test yourself, try quizzes or coding challenges. Clean up style with the Python formatter.