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Results tagged with web3.py
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user 118311
Web3.py helps you access your Ethereum node from Python. It is web3.js for Python.
1
vote
1
answer
366
views
web3: How to be notified when address performs transaction with contract?
Using python web3, is it possible to listen for when a given target address uses a specific contract?
For context: I want to be able to know every time a wallet purchases/sells tokens via Pancakeswap' …
- 37
0
votes
2
answers
325
views
contract abi not working if json format
Using python 3.11.4, web3 6.9.0
I am using a reduced ERC20 token abi to be able to get decimal & symbol information. Abi is:
ERC20_ABI = [
{
"inputs": [],
"name": "decimals",
…
- 37
0
votes
Accepted
contract abi not working if json format
Turns out it was capitalizing the Booleans! If using json strings need to change "constant": True to "constant": true
- 37
1
vote
1
answer
176
views
Decode json.loads(log_event) using python web3
Using python 3.11.4, web3 6.9.0
I receive log information via websocket subscription. Below is sample output this omits:
swap_log = {
'removed': False,
'logIndex': '0x8e',
'transactionIndex': …
- 37
1
vote
1
answer
875
views
python web3, given only token address, fetch liquidity pool details from pancake swap
Using python 3.10, web3 v5.31.1
Given only the contract address for a single token (tokenA), is there a method from PancakeSwap to return liquidity pool (LP) details?
Mainly given only the address of …
- 37
0
votes
1
answer
276
views
Python web3, how to create route bnb -> intermediary -> token dynamically
Using Python 3.10
web3 V 5.31.1
I currently have functional code in python that can buy/sell tokens via PancakeSwapV2 only if they have liquidity pools BNB/token
def buy_token(tkn_addr: str, amount: f …
- 37