def get_row(pair, command):
ps = process_pair_string(pair)
ticker1 = ps.ticker1
ticker2 = ps.ticker2
fixed_stdev_ratio = ps.stdev_ratio
back_days = core.safe_execute(gcnv.PAIR_BACK_DAYS, ValueError,
lambda x: int(x) * 30, command[2])
bring_if_connected(ticker1)
bring_if_connected(ticker2)
try:
pair = Pair(ticker1, ticker2, fixed_stdev_ratio)
max_stored_date = gcnv.data_handler.get_max_stored_date(
"stock", ticker1)
date = '-' if max_stored_date is None \
else util.date_in_string(max_stored_date) # Need to change this
row = [
ticker1 + '-' + ticker2,
date,
'-',
pair.get_last_close(
back_days), # GettingInfoError raised here if not stored data
pair.min(back_days),
pair.max(back_days),
pair.current_rank(back_days),
pair.ma(back_days),
'-',
pair.stdev_ratio(back_days),
pair.correlation(back_days),
pair.hv_to_10_ratio(back_days),
'-'
]
closes = pair.closes(back_days)[-gcnv.PAIR_PAST_RESULTS:]
closes.reverse()
row += closes
return row
except (GettingInfoError, ZeroDivisionError,
statistics.StatisticsError) as e:
print(e)
return []
def table(command):
back_days = core.safe_execute(gcnv.BACK_DAYS, ValueError,
lambda x: int(x) * 30, command[2])
header = [
"", "SPY", "TLT", "IEF", "GLD", "USO", "UNG", "FXE", "FXY", "FXB",
"IYR", "XLU", "EFA", "EEM", "VXX"
]
rows = []
for symbol in util.read_symbol_list(
f"{gcnv.APP_PATH}/input/{command[1]}.txt"):
row = [symbol]
for head_symbol in header[1:]:
if symbol == head_symbol:
row.append("-")
else:
try:
pair = Pair(head_symbol, symbol)
row.append(pair.correlation(back_days))
except GettingInfoError:
row.append("-")
rows.append(row)
return header, rows