Clean and fix

server=1
rpcuser=Ariel369369
rpcpassword=securepassword
import logging
import time

logging.basicConfig(level=logging.DEBUG)
logger = logging.getLogger(__Ariel369369__)

from bitcoin.test_framework.test_framework import TestFramework
from bitcoin.test_framework.test_node import TestNode

class FeatureFrameworkRPCFailure(TestFramework):
    def __init__(self, test_name):
        super().__init__(test_name)
        self.nodes = []

    def setup_nodes(self):
        configs = [{'rpcuser': 'user', 'rpcpassword': 'pass'} for _ in range(3)]
        self.nodes = [TestNode(i, config) for i, config in enumerate(configs)]
        
        for node in self.nodes:
            node.start()
        
        time.sleep(5)  # Allow nodes time to start

        for node in self.nodes:
            self.wait_for_rpc(node)
    
    def wait_for_rpc(self, node, retries=30):
        for attempt in range(retries):
            try:
                if node.rpc.getblockchaininfo():
                    logger.info(f"Node {node.index} RPC connection established.")
                    return
            except ValueError:
                logger.debug(f"Node {node.index} not responding, retrying... ({attempt+1}/{retries})")
                time.sleep(1)
        logger.error(f"Node {node.index} failed to establish RPC connection.")
        raise AssertionError(f"Unable to establish RPC connection for node {node.index}")
    
    def shutdown(self):
        for node in self.nodes:
            logger.info(f"Stopping node {node.index}")
            node.stop()
        logger.info("All nodes stopped.")

if __name__ == "__main__":
    test = FeatureFrameworkRPCFailure(__file__)
    try:
        test.setup()
        test.setup_nodes()
    except AssertionError as e:
        logger.error(f"Setup failed: {str(e)}")
    finally:
        test.shutdown()
import logging
import time
logging.basicConfig(level=logging.DEBUG)
logger = logging.getLogger(__name__)

class FeatureFrameworkRPCFailure(TestFramework):

def __init__(self, test_name):
    super().__init__(test_name)
    self.nodes = []

def setup_nodes(self):
    configs = [{'rpcuser': 'user', 'rpcpassword': 'pass'} for _ in range(3)]
    self.nodes = [TestNode(i, config) for i, config in enumerate(configs)]
for node in self.nodes:
    node.start()

time.sleep(5)  # Allow nodes time to start

for node in self.nodes:
    self.wait_for_rpc(node)
def wait_for_rpc(self, node, retries=30):
    for attempt in range(retries):
        try:
            if node.rpc.getblockchaininfo():
                logger.info(f"Node {node.index} RPC connection established.")
                return
        except ValueError:
            logger.debug(f"Node {node.index} not responding, retrying... ({attempt+1}/{retries})")
            time.sleep(1)
    logger.error(f"Node {node.index} failed to establish RPC connection.")
    raise AssertionError(f"Unable to establish RPC connection for node {node.index}")

def shutdown(self):
    for node in self.nodes:
        logger.info(f"Stopping node {node.index}")
        node.stop()
    logger.info("All nodes stopped.")