Merge pull request #69 from InjectiveLabs/update-examples

Add examples

Author: achilleas-kal

examples/async/chain_client/20_MsgExec.py

@@ -24,8 +24,8 @@ async def main() -> None:
 
     # prepare tx msg
     market_id = "0xa508cb32923323679f29a032c70342c147c17d0145625922b0ef22e955c844c0"
+    
     grantee = "inj1hkhdaj2a2clmq5jq6mspsggqs32vynpk228q3r"
-
     granter_inj_address = "inj14au322k9munkmx5wrchz9q30juf5wjgz2cfqku"
     granter_address = Address.from_acc_bech32(granter_inj_address)
     granter_subaccount_id = granter_address.get_subaccount_id(index=0)

examples/async/chain_client/22_MsgSendToEth.py

@@ -0,0 +1,78 @@
+import asyncio
+import logging
+import requests
+
+from pyinjective.composer import Composer as ProtoMsgComposer
+from pyinjective.async_client import AsyncClient
+from pyinjective.transaction import Transaction
+from pyinjective.constant import Network
+from pyinjective.wallet import PrivateKey, PublicKey, Address
+
+async def main() -> None:
+    # select network: local, testnet, mainnet
+    network = Network.testnet()
+    composer = ProtoMsgComposer(network=network.string())
+
+    # initialize grpc client
+    client = AsyncClient(network, insecure=False)
+
+    # load account
+    priv_key = PrivateKey.from_hex("5d386fbdbf11f1141010f81a46b40f94887367562bd33b452bbaa6ce1cd1381e")
+    pub_key = priv_key.to_public_key()
+    address = await pub_key.to_address().async_init_num_seq(network.lcd_endpoint)
+
+    # prepare msg
+    asset = "injective-protocol"
+    coingecko_endpoint = f"https://api.coingecko.com/api/v3/simple/price?ids={asset}&vs_currencies=usd"
+    token_price = requests.get(coingecko_endpoint).json()[asset]["usd"]
+    minimum_bridge_fee_usd = 10
+    bridge_fee = minimum_bridge_fee_usd / token_price
+
+    # prepare tx msg
+    msg = composer.MsgSendToEth(
+        sender=address.to_acc_bech32(),
+        denom="INJ",
+        eth_dest="0xaf79152ac5df276d9a8e1e2e22822f9713474902",
+        amount=23,
+        bridge_fee=bridge_fee
+    )
+
+    # build sim tx
+    tx = (
+        Transaction()
+        .with_messages(msg)
+        .with_sequence(address.get_sequence())
+        .with_account_num(address.get_number())
+        .with_chain_id(network.chain_id)
+    )
+    sim_sign_doc = tx.get_sign_doc(pub_key)
+    sim_sig = priv_key.sign(sim_sign_doc.SerializeToString())
+    sim_tx_raw_bytes = tx.get_tx_data(sim_sig, pub_key)
+
+    # simulate tx
+    (sim_res, success) = await client.simulate_tx(sim_tx_raw_bytes)
+    if not success:
+        print(sim_res)
+        return
+
+    # build tx
+    gas_price = 500000000
+    gas_limit = sim_res.gas_info.gas_used + 20000  # add 20k for gas, fee computation
+    fee = [composer.Coin(
+        amount=gas_price * gas_limit,
+        denom=network.fee_denom,
+    )]
+    tx = tx.with_gas(gas_limit).with_fee(fee).with_memo("").with_timeout_height(0)
+    sign_doc = tx.get_sign_doc(pub_key)
+    sig = priv_key.sign(sign_doc.SerializeToString())
+    tx_raw_bytes = tx.get_tx_data(sig, pub_key)
+
+    # broadcast tx: send_tx_async_mode, send_tx_sync_mode, send_tx_block_mode
+    res = await client.send_tx_block_mode(tx_raw_bytes)
+
+    # print tx response
+    print(res)
+
+if __name__ == "__main__":
+    logging.basicConfig(level=logging.INFO)
+    asyncio.get_event_loop().run_until_complete(main())

examples/sync/chain_client/20_MsgExec.py

@@ -23,7 +23,6 @@ async def main() -> None:
 
     # prepare tx msg
     market_id = "0xa508cb32923323679f29a032c70342c147c17d0145625922b0ef22e955c844c0"
-
     grantee = "inj1hkhdaj2a2clmq5jq6mspsggqs32vynpk228q3r"
     granter_inj_address = "inj14au322k9munkmx5wrchz9q30juf5wjgz2cfqku"
     granter_address = Address.from_acc_bech32(granter_inj_address)
@@ -38,6 +37,7 @@ async def main() -> None:
         is_buy=True
     )
 
+
     msg = composer.MsgExec(
         grantee=grantee,
         msgs=[msg0]

examples/sync/chain_client/22_MsgSendToEth.py

@@ -0,0 +1,78 @@
+import asyncio
+import logging
+import requests
+
+from pyinjective.composer import Composer as ProtoMsgComposer
+from pyinjective.client import Client
+from pyinjective.transaction import Transaction
+from pyinjective.constant import Network
+from pyinjective.wallet import PrivateKey, PublicKey, Address
+
+async def main() -> None:
+    # select network: local, testnet, mainnet
+    network = Network.testnet()
+    composer = ProtoMsgComposer(network=network.string())
+
+    # initialize grpc client
+    client = Client(network, insecure=False)
+
+    # load account
+    priv_key = PrivateKey.from_hex("5d386fbdbf11f1141010f81a46b40f94887367562bd33b452bbaa6ce1cd1381e")
+    pub_key = priv_key.to_public_key()
+    address = pub_key.to_address().init_num_seq(network.lcd_endpoint)
+
+    # prepare msg
+    asset = "injective-protocol"
+    coingecko_endpoint = f"https://api.coingecko.com/api/v3/simple/price?ids={asset}&vs_currencies=usd"
+    token_price = requests.get(coingecko_endpoint).json()[asset]["usd"]
+    minimum_bridge_fee_usd = 10
+    bridge_fee = minimum_bridge_fee_usd / token_price
+
+    # prepare tx msg
+    msg = composer.MsgSendToEth(
+        sender=address.to_acc_bech32(),
+        denom="INJ",
+        eth_dest="0xaf79152ac5df276d9a8e1e2e22822f9713474902",
+        amount=23,
+        bridge_fee=bridge_fee
+    )
+
+    # build sim tx
+    tx = (
+        Transaction()
+        .with_messages(msg)
+        .with_sequence(address.get_sequence())
+        .with_account_num(address.get_number())
+        .with_chain_id(network.chain_id)
+    )
+    sim_sign_doc = tx.get_sign_doc(pub_key)
+    sim_sig = priv_key.sign(sim_sign_doc.SerializeToString())
+    sim_tx_raw_bytes = tx.get_tx_data(sim_sig, pub_key)
+
+    # simulate tx
+    (sim_res, success) = client.simulate_tx(sim_tx_raw_bytes)
+    if not success:
+        print(sim_res)
+        return
+
+    # build tx
+    gas_price = 500000000
+    gas_limit = sim_res.gas_info.gas_used + 20000  # add 20k for gas, fee computation
+    fee = [composer.Coin(
+        amount=gas_price * gas_limit,
+        denom=network.fee_denom,
+    )]
+    tx = tx.with_gas(gas_limit).with_fee(fee).with_memo("").with_timeout_height(0)
+    sign_doc = tx.get_sign_doc(pub_key)
+    sig = priv_key.sign(sign_doc.SerializeToString())
+    tx_raw_bytes = tx.get_tx_data(sig, pub_key)
+
+    # broadcast tx: send_tx_async_mode, send_tx_sync_mode, send_tx_block_mode
+    res = client.send_tx_block_mode(tx_raw_bytes)
+
+    # print tx response
+    print(res)
+
+if __name__ == "__main__":
+    logging.basicConfig(level=logging.INFO)
+    asyncio.get_event_loop().run_until_complete(main())