Re-level non-docs content to top of repo and rename content→docs

_code-samples/set-regular-key/py/setRegularKey.py

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+"""Example of how we can setting a regular key"""
+from xrpl.account import get_balance
+from xrpl.clients import JsonRpcClient
+from xrpl.models.transactions import Payment, SetRegularKey
+from xrpl.transaction import submit_and_wait
+from xrpl.wallet import generate_faucet_wallet
+
+# References
+# - https://xrpl.org/assign-a-regular-key-pair.html#assign-a-regular-key-pair
+# - https://xrpl.org/setregularkey.html#setregularkey
+# - https://xrpl.org/change-or-remove-a-regular-key-pair.html
+
+# Create a client to connect to the test network
+client = JsonRpcClient("https://s.altnet.rippletest.net:51234")
+
+# Creating two wallets to send money between
+wallet1 = generate_faucet_wallet(client, debug=True)
+wallet2 = generate_faucet_wallet(client, debug=True)
+regular_key_wallet = generate_faucet_wallet(client, debug=True)
+
+# Both balances should be zero since nothing has been sent yet
+print("Balances before payment:")
+print(get_balance(wallet1.address, client))
+print(get_balance(wallet2.address, client))
+
+# Assign key pair (regular_key_wallet) to wallet1 using SetRegularKey transaction
+tx = SetRegularKey(
+    account=wallet1.address, regular_key=regular_key_wallet.address
+)
+
+set_regular_key_response = submit_and_wait(tx, client, wallet1)
+
+print("Response for successful SetRegularKey tx:")
+print(set_regular_key_response)
+
+# Since regular_key_wallet is linked to wallet1,
+# walet1 can send payment to wallet2 and have regular_key_wallet sign it
+payment = Payment(
+    account=wallet1.address,
+    destination=wallet2.address,
+    amount="1000",
+)
+
+payment_response = submit_and_wait(payment, client, regular_key_wallet)
+
+print("Response for tx signed using Regular Key:")
+print(payment_response)
+
+# Balance after sending 1000 from wallet1 to wallet2
+print("Balances after payment:")
+print(get_balance(wallet1.address, client))
+print(get_balance(wallet2.address, client))