fix some errors

.gitignore

@@ -132,3 +132,4 @@ dmypy.json
 .xml
 examples/test*
 aptc/test*
+temp_*.py

aptc/libs/client.py

@@ -138,15 +138,15 @@ def get_account_transactions(self, address) -> dict:
     def submit_transaction(self, txn_dict: Dict):
         return self.provider.post(
             APTTransactionsAPI.SUBMIT_TRANSACTION, params_dict=txn_dict,
-            headers=self.provider.DEFAULT_HEADERS
+            # headers=self.provider.DEFAULT_HEADERS
         )
 
     submit = submit_transaction
 
     def submit_batch_transactions(self, batch_txn_dict: Dict):
         return self.provider.post(
             APTTransactionsAPI.SUBMIT_BATCH_TRANSACTIONS, params_dict=batch_txn_dict,
-            headers=self.provider.DEFAULT_HEADERS
+            # headers=self.provider.DEFAULT_HEADERS
         )
 
     submit_batch = submit_batch_transactions

examples/example2-send-batch.py

@@ -0,0 +1,43 @@
+import os
+import time
+
+from loguru import logger
+
+from aptc import Account, APT, new_client
+from aptc.libs import build_transfer_payload
+
+# init logger
+logger.add("example2.log")
+
+client = new_client()
+
+# submit transaction
+# load your private key
+account = Account.load_key(os.environ['private_key'])
+account_address = account.address()
+receiver_address = "0x8d763223180a2b92f97755a3ea581f1c68d342275ca6118badff663f57aca7a5"
+
+payload_1 = build_transfer_payload(receiver_address, int(0.1 * APT))
+payload_2 = build_transfer_payload(receiver_address, int(0.2 * APT))
+
+txn_dict = {
+    "sender": f"{account_address}",
+    "sequence_number": str(client.get_account_sequence_number(account_address)),
+    "max_gas_amount": str(100_000),
+    "gas_unit_price": str(100),
+    "expiration_timestamp_secs": str(int(time.time()) + 100),
+    "payload": [payload_1, payload_2],
+}
+# encode this transaction
+encoded = client.encode(txn_dict)
+# sign this transaction
+signature = account.sign(encoded)
+
+txn_dict["signature"] = {
+    "type": "ed25519_signature",
+    "public_key": f"{account.public_key()}",
+    "signature": f"{signature}",
+}
+
+# submit transaction
+tx = client.submit_transaction(txn_dict)

setup.py

@@ -6,7 +6,7 @@
 setup(
     name='aptc',
     packages=find_packages(),
-    version='0.0.2',
+    version='0.0.3',
     license='MIT',
     description='A simple web3py like client for APTOS chain.',
     long_description=long_description,