print_contracts.py

import json
from collections import defaultdict
from etherscan import Etherscan

with open('data/contracts.json') as f:
    contracts = json.load(f)

grouped = defaultdict(set)
for name_kind, address in contracts.items():
    name, kind = name_kind.split('/')
    grouped[name].update([(kind, address)])

etherscan = Etherscan()

for name, kinds_addresses in sorted(grouped.items()):
    print(f'### {name}\n')
    for kind, address in sorted(kinds_addresses):
        dates = [tx.get_datetime() for tx in etherscan.load_transactions(address)]
        min_date = min(dates).date()
        max_date = max(dates).date()
        print(f'* [{kind}](https://etherscan.io/address/{address}) {min_date} to {max_date}')
    print()