def findAllFolders(folder):
folders = []
folders.append(folder)
spinner = Spinner()
if os.path.isdir(folder):
for root, dirs, _ in os.walk(folder):
for folder in dirs:
fullpath = os.path.join(root, folder)
folders.append(fullpath)
spinner.message = "Analysing folders: "
spinner.next()
click.echo("\nFound {} folders.".format(len(folders)))
return folders
def wait_desired_conditions(self):
spinner = Spinner()
rcv_current = None
while True:
prev_rcv = rcv_current
rcv_current = self.router.functions.getAmountsOut(
amountIn=self.spend_amount, path=self.path
).call()[1]
if rcv_current != prev_rcv:
print("")
spinner.message=f"Expected: {self.rcv_amount} {self.rcv_token_symbol}, Current: {rcv_current} "
spinner.next()
if rcv_current >= self.rcv_amount:
print("\nConditions are met!")
return True
time.sleep(0.5)
def getFilesFromFolder(folder, types=[".mp3"]):
fileList = []
iterations = 0
spinner = Spinner()
if os.path.isdir(folder):
for root, _, files in os.walk(folder):
if len(files) == 0:
break
for file in files:
iterations += 1
spinner.message = "Analysing folder: '{}' - Files: {} - Duplicates: {} - ".format(
folder, iterations, DUPLICATES.total)
spinner.next()
path = os.path.join(root, file)
size = os.path.getsize(path)
extension = os.path.splitext(file)[-1]
filter_duplicates(extension, types, path, fileList, size)
spinner.clearln()
return fileList
with open("erc20.abi", "r") as abi_file:
erc20_abi = json.load(abi_file)
token0 = w3.eth.contract(abi=erc20_abi, address=t0)
token1 = w3.eth.contract(abi=erc20_abi, address=t1)
token0_symbol = token0.functions.symbol().call()
token1_symbol = token1.functions.symbol().call()
print(f"Looking for pair: {t0}({token0_symbol}), {t1}({token1_symbol})")
factory = w3.eth.contract(abi=uniswap_factory_abi, address=UNI_FACTORY)
num = factory.functions.allPairsLength().call()
sp = Spinner(f"Scanning 0 of {num} pairs ")
search_pair = [t0, t1]
for i in range(num):
sp.message = f"Scanning {i} of {num} pairs "
sp.next()
pair_addr = Web3.toChecksumAddress(factory.functions.allPairs(i).call())
pair = w3.eth.contract(abi=uniswap_pair_abi, address=pair_addr)
token0_addr = Web3.toChecksumAddress(pair.functions.token0().call())
token1_addr = Web3.toChecksumAddress(pair.functions.token1().call())
token0 = w3.eth.contract(abi=erc20_abi, address=token0_addr)
token1 = w3.eth.contract(abi=erc20_abi, address=token1_addr)
if token0_addr in search_pair and token1_addr in search_pair:
try:
token0_symbol = token0.functions.symbol().call()
token1_symbol = token1.functions.symbol().call()
token0_decimals = int(token0.functions.decimals().call())
token1_decimals = int(token1.functions.decimals().call())
print(
f"\nPair found:{pair_addr} ({token0_symbol} {token1_symbol})")
print("Connect to Web3 Ethereum provider... ", end="")
w3 = Web3(Web3.HTTPProvider(WEB3_ENDPOINT))
print(f"{GREEN}DONE{ENDC}")
print(f"Target block: {GREEN}{BLOCK_HEIGHT}{ENDC} ")
print(f"Confirmations: {GREEN}{CONFIRMATIONS}{ENDC} ")
print("")
block_hash = None
spinner = Spinner()
while True:
current_block = w3.eth.block_number
got_confirmations = current_block - BLOCK_HEIGHT
if current_block < BLOCK_HEIGHT:
spinner.message = f"Waiting for target block. {current_block} of {BLOCK_HEIGHT} "
spinner.update()
for i in range(10):
time.sleep(0.1)
spinner.next()
continue
if block_hash is None:
spinner.clearln()
print(f'Target block {current_block} mined!')
block_hash = w3.eth.get_block(BLOCK_HEIGHT).hash
print(
f"Hash of the block {BLOCK_HEIGHT} is {GREEN}{block_hash.hex()}{ENDC}"
)
print(f"See it on Etherscan https://etherscan.io/block/{BLOCK_HEIGHT}")
if got_confirmations <= CONFIRMATIONS:
spinner.message = f'Waiting confirmations {got_confirmations} of {CONFIRMATIONS} '
