#let's check that we have enough USD to place this order
auth = gcl.AuthClient()
usd_acct = auth.getAccounts()['USD']
usd_cost = nu.interp_float_str(args.volume, usd_acct.available)
if (usd_acct.available < usd_cost):
print("Insufficient USD in account.")
print("Balance: $%.2f" % usd_acct.balance)
print("Available: $%.2f" % usd_acct.available)
sys.exit(1)
size = usd_cost / args.price
size = nu.floor_size(size)
print("Total cost: $%.2f" % usd_cost)
print("Total value if all bought: %f ETH" % size)
params = gpr.LimitOrderParams(args.price, size, side='buy')
print("Placing order: %s" % params)
order = auth.buy(params)
if (order.isError):
print("... error placing order: %s" % order)
else:
print("... order placed: %s" % order)
print("Order ID: %s" % order.id)
weights = np.arange(1, args.n_orders)
elif(args.vol_dist == "exp"):
weights = np.exp(np.linspace(1, 3, args.n_orders))
else:
print("Invalid volume distribution type.")
sys.exit(4)
weights = weights / float(np.sum(weights))
if(args.price_hilo == "low"):
weights = np.fliplr([weights])[0]
volumes = weights*args.total_amount
prices = np.asarray([np.round(x,2) for x in prices])
volumes = np.asarray([nu.floor_size(x) for x in volumes])
print("Total value if all sold: $%.2f" % np.sum(prices*volumes))
orders = []
for price,size in zip(prices, volumes):
params = gpr.LimitOrderParams(price, size, side='sell')
print("Placing order: %s" % params)
order = auth.sell(params)
if(order.isError):
#error placing order
#cancel all previous orders
print("... error placing order: %s" % order)