Update and rename create_check.py to create_token_check.py

content/_code-samples/checks/py/create_check.py

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-

content/_code-samples/checks/py/create_token_check.py

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+from xrpl.wallet import Wallet
+from xrpl.clients import JsonRpcClient
+from xrpl.models import CheckCreate, IssuedCurrencyAmount
+from xrpl.transaction import (safe_sign_and_autofill_transaction,
+                              send_reliable_submission)
+from xrpl.utils import ripple_time_to_datetime
+
+client = JsonRpcClient("https://s.altnet.rippletest.net:51234") # connect to the testnetwork
+
+"""Create a token check"""
+
+"""Helper methods for working with token names"""
+
+def symbol_to_hex(symbol: str = None) -> str:
+    """token symbol_to_hex."""
+    if len(symbol) > 3:
+        bytes_string = bytes(str(symbol).encode('utf-8'))
+        return bytes_string.hex().upper().ljust(40, '0')
+    return symbol
+
+def hex_to_symbol(hex: str = None) -> str:
+    """token hex_to_symbol."""
+    if len(hex) > 3:
+        bytes_string = bytes.fromhex(str(hex)).decode('utf-8')
+        return bytes_string.rstrip('\x00')
+    return hex
+
+
+# check sender seed
+sender_seed = "sxxxxxxxxxxxxxxxxxxxx"
+
+# check receiver address
+receiver_addr = "rxxxxxxxxxxxxxxxxxxxxxxxxxx"
+
+# token name
+token = "LegitXRP" 
+
+# amount of token to deliver
+amount = 10.00
+
+# token issuer address
+issuer = "rxxxxxxxxxxxxxxxxxxxxxxxx"
+
+# check expiry date
+expiry_date = int # from xrpl.utils import datetime_to_ripple_time()
+
+# generate wallet from seed
+sender_wallet = Wallet(seed=sender_seed, sequence=0)
+
+# build check create transaction
+check_txn = CheckCreate(account=sender_wallet.classic_address, destination=receiver_addr,
+send_max=IssuedCurrencyAmount(
+    currency=symbol_to_hex(token), 
+    issuer=issuer, 
+    value=amount),
+    expiration=expiry_date)
+
+# sign transaction
+stxn = safe_sign_and_autofill_transaction(check_txn, sender_wallet, client)
+
+# submit transaction and wait for result
+stxn_response = send_reliable_submission(stxn, client)
+
+# parse response for result
+stxn_result = stxn_response.result
+
+# print result and transaction hash
+print(stxn_result["meta"]["TransactionResult"])
+print(stxn_result["hash"])