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gen_daily.py
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gen_daily.py
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from pprint import pprint
from qpython import qconnection
from qpython.qtemporal import qtemporal, from_raw_qtemporal, array_from_raw_qtemporal
from qpython.qtype import *
import qpython.qtype
import numpy
import sched, time
import datetime
import sys, traceback
import os
import time
#init
database_name = "daily_data"
#HSI-Commerce & Industry x 24
stock_CI = ['0001.HK', '0019.HK', '0027.HK', '0066.HK', '0135.HK', '0144.HK', '0151.HK', '0267.HK', '0291.HK', '0293.HK', '0322.HK', '0386.HK', '0494.HK', '0700.HK', '0762.HK', '0857.HK', '0883.HK', '0941.HK', '0992.HK', '1044.HK', '1088.HK', '1880.HK', '1928.HK', '2319.HK']
#HSI-Utilities x 4
stock_U = ['0002.HK', '0003.HK', '0006.HK', '0836.HK']
#HSI-Properties x 10
stock_P = ['0004.HK', '0012.HK', '0016.HK', '0017.HK', '0083.HK', '0101.HK', '0688.HK', '0823.HK', '1109.HK', '1113.HK']
#HSI-Finance x 12
stock_F = ['0005.HK', '0011.HK', '0023.HK', '0388.HK', '0939.HK', '1299.HK', '1398.HK', '2318.HK', '2388.HK', '2628.HK', '3328.HK', '3988.HK']
#Indicators Databse
indicators_db = ['resource', 'volume', 'trending', 'momentum']
def connect_db():
q = qconnection.QConnection(host='localhost', port=5000, pandas = True)
q.open()
print("================================= Connection Details ==================================")
print(q)
print('IPC version: %s. Is connected: %s' % (q.protocol_version, q.is_connected()))
return q;
def fetch_daily(stock_id, q):
print("================================ Fetch Data '" + str(stock_id) + "' =================================")
query = 's)select close, high, low, date, volume from daily_data where stock_id = \'' + str(stock_id) + '\' and volume <> 0'
df = q(query)
return df;
def clear_kdb(db_name, q):
query = 'delete ' + str(db_name) + ' from`.'
df = q(query)
def create_kdb(db_name, q):
if db_name == 'volume':
query = 'volume:([]stock_id:`symbol$(); date:`date$(); CMF:`float$(); ADL:`float$(); EMV:`float$(); MFI:`float$(); OBV:`float$(); PVO:`float$())'
elif db_name == 'trending':
query = 'trending:([]stock_id:`symbol$(); date:`date$(); AROON:`float$(); CCI:`float$(); FORCE:`float$(); VTXP:`float$(); VTXN:`float$())'
elif db_name == 'momentum':
query = 'momentum:([]stock_id:`symbol$(); date:`date$(); ADX:`float$(); COPPOCK:`float$(); CHAIKIN:`float$())'
elif db_name == 'resource':
query = 'resource:([]stock_id:`symbol$(); date:`date$(); EMA_12:`float$(); EMA_14:`float$())'
df = q(query)
def init_kdb(stock_id, source, db_name, q):
if db_name =='volume':
for data in source:
query = '`volume insert(`' + str(stock_id) + '; ' + str(from_raw_qtemporal(data[3], qtype=QDATE)).replace('-','.') + '; 0n; 0n; 0n; 0n; 0n; 0n)'
df = q(query)
elif db_name == 'trending':
for data in source:
query = '`trending insert(`' + str(stock_id) + '; ' + str(from_raw_qtemporal(data[3], qtype=QDATE)).replace('-','.') + '; 0n; 0n; 0n; 0n; 0n)'
df = q(query)
elif db_name == 'momentum':
for data in source:
query = '`momentum insert(`' + str(stock_id) + '; ' + str(from_raw_qtemporal(data[3], qtype=QDATE)).replace('-','.') + '; 0n; 0n; 0n)'
df = q(query)
elif db_name == 'resource':
for data in source:
query = '`resource insert(`' + str(stock_id) + '; ' + str(from_raw_qtemporal(data[3], qtype=QDATE)).replace('-','.') + '; 0n; 0n)'
df = q(query)
def cal_EMA(closing_today, window_length, EMA_yesterday):
k = 2/float((window_length + 1))
EMA = closing_today * k + EMA_yesterday * (1 - k)
return EMA;
def gen_EMA(stock_id, period, source, q, column_name, table):
count = 0
temp = 0
for data in source:
if count == period-1:
temp += data[0]
sma = temp/period
temp = sma
query = str(table) + ':update ' + str(column_name) + ':' + str(float(sma)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
elif count < period:
temp += data[0]
else:
ema = cal_EMA(data[0], period, temp)
temp = ema
query = str(table) + ':update ' + str(column_name) + ':' + str(float(ema)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
count += 1
print("============================== EMA generated '" + str(stock_id) + "' ================================")
# Volume-based Indicators [6]
def gen_CMF(stock_id, period, source, q, column_name, table):
count = 0
temp_mfvol = 0
temp_vol = 0
temp = {}
temp['ptr'] = 0
for data in source:
if (data[1]-data[2] == 0):
mul = 0
else:
mul = ((data[0]-data[2])-(data[1]-data[0]))/(data[1]-data[2])
vol = mul*data[4]
if count == period-1:
temp_mfvol += vol
temp_vol += data[4]
temp['mfvol_' + str(count)] = vol
temp['vol_' + str(count)] = data[4]
cmf = temp_mfvol/temp_vol
query = str(table) + ':update ' + str(column_name) + ':' + str(float(cmf)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
elif count < period:
temp_mfvol += vol
temp_vol += data[4]
temp['mfvol_' + str(count)] = vol
temp['vol_' + str(count)] = data[4]
else:
temp_mfvol = temp_mfvol + vol - temp['mfvol_' + str(temp['ptr'])]
temp_vol = temp_vol + data[4] - temp['vol_' + str(temp['ptr'])]
temp['mfvol_' + str(count%period)] = vol
temp['vol_' + str(count%period)] = data[4]
temp['ptr'] = (temp['ptr'] + 1)%period
cmf = temp_mfvol/temp_vol
query = str(table) + ':update ' + str(column_name) + ':' + str(float(cmf)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
count += 1
print("============================== CMF generated '" + str(stock_id) + "' ================================")
def gen_ADL(stock_id, source, q, column_name, table):
count = 0
adl = 0
for data in source:
if (data[1]-data[2] == 0):
mul = 0
else:
mul = ((data[0]-data[2])-(data[1]-data[0]))/(data[1]-data[2])
vol = mul*data[4]
adl += vol
query = str(table) + ':update ' + str(column_name) + ':' + str(float(adl)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
count += 1
print("============================== ADL generated '" + str(stock_id) + "' ================================")
def gen_EMV(stock_id, period, source, q, column_name, table):
count = 0
temp_high = 0
temp_low = 0
temp_emv = 0
temp = {}
temp['ptr'] = 0
for data in source:
if count == 0:
temp_high = data[1]
temp_low = data[2]
elif count == period:
if data[1]-data[2] == 0:
emv = 0
else:
emv = ((data[1]+data[2])/2-(temp_high+temp_low)/2)/((data[4]/100000000)/(data[1]-data[2]))
temp_emv += emv
temp[str(count-1)] = emv
temp_high = data[1]
temp_low = data[2]
emv_period = temp_emv/period
query = str(table) + ':update ' + str(column_name) + ':' + str(float(emv_period)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
elif count < period:
if data[1]-data[2] == 0:
emv = 0
else:
emv = ((data[1]+data[2])/2-(temp_high+temp_low)/2)/((data[4]/100000000)/(data[1]-data[2]))
temp_emv += emv
temp[str(count-1)] = emv
temp_high = data[1]
temp_low = data[2]
else:
if data[1]-data[2] == 0:
emv = 0
else:
emv = ((data[1]+data[2])/2-(temp_high+temp_low)/2)/((data[4]/100000000)/(data[1]-data[2]))
temp_emv = temp_emv + emv - temp[str(temp['ptr'])]
temp['ptr'] = (temp['ptr'] + 1)%period
temp[str((count-1)%period)] = emv
temp_high = data[1]
temp_low = data[2]
emv_period = temp_emv/period
query = str(table) + ':update ' + str(column_name) + ':' + str(float(emv_period)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
count += 1
print("============================== EMV generated '" + str(stock_id) + "' ================================")
def gen_MFI(stock_id, period, source, q, column_name, table):
count = 0
up = 0
down = 0
temp_up = {}
temp_down = {}
temp = {}
temp['ptr'] = 0
for data in source:
tp = (data[0]+data[1]+data[2])/3
rmf = tp*data[4]
if count == 0:
temp_tp = tp
elif count == period:
if tp > temp_tp:
up += rmf
temp_up[str(count-1)] = rmf
temp_down[str(count-1)] = 0
temp_tp = tp
else:
down += rmf
temp_up[str(count-1)] = 0
temp_down[str(count-1)] = rmf
temp_tp = tp
mfi = 100-100/(1+up/down)
query = str(table) + ':update ' + str(column_name) + ':' + str(float(mfi)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
elif count < period:
if tp > temp_tp:
up += rmf
temp_up[str(count-1)] = rmf
temp_down[str(count-1)] = 0
temp_tp = tp
else:
down += rmf
temp_up[str(count-1)] = 0
temp_down[str(count-1)] = rmf
temp_tp = tp
else:
if tp > temp_tp:
up = up + rmf - temp_up[str(temp['ptr'])]
down = down - temp_down[str(temp['ptr'])]
temp_up[str((count-1)%period)] = rmf
temp_down[str((count-1)%period)] = 0
temp_tp = tp
else:
up = up - temp_up[str(temp['ptr'])]
down = down + rmf - temp_down[str(temp['ptr'])]
temp_up[str((count-1)%period)] = 0
temp_down[str((count-1)%period)] = rmf
temp_tp = tp
temp['ptr'] = (temp['ptr'] + 1)%period
mfi = 100-100/(1+up/down)
query = str(table) + ':update ' + str(column_name) + ':' + str(float(mfi)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
count += 1
print("============================== MFI generated '" + str(stock_id) + "' ================================")
def gen_OBV(stock_id, source, q, column_name, table):
count = 0
temp_close = 0
obv = 0
for data in source:
if count == 0:
temp_close = data[0]
else:
if data[0] > temp_close:
obv += data[4]
temp_close = data[0]
elif data[0] < temp_close:
obv -= data[4]
temp_close = data[0]
else:
temp_close = data[0]
query = str(table) + ':update ' + str(column_name) + ':' + str(float(obv)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
count += 1
print("============================== OBV generated '" + str(stock_id) + "' ================================")
def gen_PVO(stock_id, period_1, period_2, source, q, column_name, table):
count = 0
temp_1 = 0
temp_2 = 0
for data in source:
if count == period_1-1:
temp_1 += data[4]
sma_1 = temp_1/period_1
temp_1 = sma_1
elif count < period_1:
temp_1 += data[4]
else:
ema_1 = cal_EMA(data[4], period_1, temp_1)
temp_1 = ema_1
if count == period_2-1:
temp_2 += data[4]
sma_2 = temp_2/period_2
temp_2 = sma_2
pvo = ((ema_1-sma_2)/sma_2)*100
query = str(table) + ':update ' + str(column_name) + ':' + str(float(pvo)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
elif count < period_2:
temp_2 += data[4]
else:
ema_2 = cal_EMA(data[4], period_2, temp_2)
temp_2 = ema_2
pvo = ((ema_1-ema_2)/ema_2)*100
query = str(table) + ':update ' + str(column_name) + ':' + str(float(pvo)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
count += 1
print("============================== PVO generated '" + str(stock_id) + "' ================================")
# Trending Indicators [4]
def gen_AROON(stock_id, period, source, q, column_name, table):
count = 0
temp = {}
temp['ptr'] = 0
temp['up'] = 0
temp['down'] = 9999
for data in source:
if count < period:
temp['date_' + str(temp['ptr'])] = count
temp['close_' + str(temp['ptr'])] = data[0]
for num in range(0,count+1):
if temp['close_' + str(num)] > temp['up']:
temp['up'] = temp['close_' + str(num)]
temp['up_date'] = temp['date_' + str(num)]
if temp['close_' + str(num)] < temp['down']:
temp['down'] = temp['close_' + str(num)]
temp['down_date'] = temp['date_' + str(num)]
temp['ptr'] = (temp['ptr'] + 1)%period
a_up = 100*(period-(count-temp['up_date']))/period
a_down = 100*(period-(count-temp['down_date']))/period
aroon = a_up-a_down
query = str(table) + ':update ' + str(column_name) + ':' + str(float(aroon)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
else:
temp['up'] = 0
temp['down'] = 9999
temp['date_' + str(temp['ptr'])] = count
temp['close_' + str(temp['ptr'])] = data[0]
for num in range(0,period):
if temp['close_' + str(num)] > temp['up']:
temp['up'] = temp['close_' + str(num)]
temp['up_date'] = temp['date_' + str(num)]
if temp['close_' + str(num)] < temp['down']:
temp['down'] = temp['close_' + str(num)]
temp['down_date'] = temp['date_' + str(num)]
temp['ptr'] = (temp['ptr'] + 1)%period
a_up = 100*(period-(count-temp['up_date']))/period
a_down = 100*(period-(count-temp['down_date']))/period
aroon = a_up-a_down
query = str(table) + ':update ' + str(column_name) + ':' + str(float(aroon)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
count += 1
print("============================= AROON generated '" + str(stock_id) + "' ===============================")
def gen_CCI(stock_id, period, source, q, column_name, table):
count = 0
temp = {}
temp['ptr'] = 0
temp_sum = 0
for data in source:
tp = (data[0]+data[1]+data[2])/3
md = 0
if count == period-1:
temp[str(count)] = tp
temp_sum += tp
sma = temp_sum/period
for num in range(0, period):
md += abs(sma-temp[str(num)])
md = md/period
cci = (tp-sma)/(0.015*md)
query = str(table) + ':update ' + str(column_name) + ':' + str(float(cci)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
elif count < period:
temp[str(count)] = tp
temp_sum += tp
else:
temp_sum = temp_sum + tp - temp[str(temp['ptr'])]
temp[str(count%period)] = tp
sma = temp_sum/period
for num in range(0, period):
md += abs(sma-temp[str(num)])
md = md/period
cci = (tp-sma)/(0.015*md)
temp['ptr'] = (temp['ptr']+1)%period
query = str(table) + ':update ' + str(column_name) + ':' + str(float(cci)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
count += 1
print("============================== CCI generated '" + str(stock_id) + "' ================================")
def gen_FORCE(stock_id, period, source, q, column_name, table):
count = 0
temp = 0
temp_close = 0
for data in source:
if count == 0:
temp_close = data[0]
elif count == period:
fi = (data[0] - temp_close)*data[4]
temp += fi
sma = temp/period
temp = sma
temp_close = data[0]
query = str(table) + ':update ' + str(column_name) + ':' + str(float(sma)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
elif count < period:
fi = (data[0] - temp_close)*data[4]
temp += fi
temp_close = data[0]
else:
fi = (data[0] - temp_close)*data[4]
ema = cal_EMA(fi, period, temp)
temp = ema
temp_close = data[0]
query = str(table) + ':update ' + str(column_name) + ':' + str(float(ema)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
count += 1
print("============================= FORCE generated '" + str(stock_id) + "' ===============================")
def gen_VTX(stock_id, period, source, q, column_name, table):
count = 0
temp = {}
temp['ptr'] = 0
temp['high'] = 0
temp['low'] = 0
pvm_sum = 0
nvm_sum = 0
tr_sum = 0
for data in source:
if count == 0:
temp['close'] = data[0]
temp['high'] = data[1]
temp['low'] = data[2]
elif count == period:
temp['pvm_' + str(count-1)] = abs(data[1]-temp['low'])
temp['nvm_' + str(count-1)] = abs(data[2]-temp['high'])
pvm_sum += abs(data[1]-temp['low'])
nvm_sum += abs(data[2]-temp['high'])
tr = max(data[1]-data[2], abs(data[1]-temp['close']), abs(data[2]-temp['close']))
temp['tr_' + str(count-1)] = tr
tr_sum += tr
pvi = pvm_sum/tr_sum
nvi = nvm_sum/tr_sum
query = str(table) + ':update VTXP:' + str(float(pvi)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
query = str(table) + ':update VTXN:' + str(float(nvi)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
temp['close'] = data[0]
temp['high'] = data[1]
temp['low'] = data[2]
elif count < period:
temp['pvm_' + str(count-1)] = abs(data[1]-temp['low'])
temp['nvm_' + str(count-1)] = abs(data[2]-temp['high'])
pvm_sum += abs(data[1]-temp['low'])
nvm_sum += abs(data[2]-temp['high'])
tr = max(data[1]-data[2], abs(data[1]-temp['close']), abs(data[2]-temp['close']))
temp['tr_' + str(count-1)] = tr
tr_sum += tr
temp['close'] = data[0]
temp['high'] = data[1]
temp['low'] = data[2]
else:
pvm_sum = pvm_sum + abs(data[1]-temp['low']) - temp['pvm_' + str(temp['ptr'])]
nvm_sum = nvm_sum + abs(data[2]-temp['high']) - temp['nvm_' + str(temp['ptr'])]
temp['pvm_' + str((count-1)%period)] = abs(data[1]-temp['low'])
temp['nvm_' + str((count-1)%period)] = abs(data[2]-temp['high'])
tr = max(data[1]-data[2], abs(data[1]-temp['close']), abs(data[2]-temp['close']))
tr_sum = tr_sum + tr - temp['tr_' + str(temp['ptr'])]
temp['tr_' + str((count-1)%period)] = tr
temp['ptr'] = (temp['ptr'] + 1)%period
pvi = pvm_sum/tr_sum
nvi = nvm_sum/tr_sum
query = str(table) + ':update VTXP:' + str(float(pvi)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
query = str(table) + ':update VTXN:' + str(float(nvi)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
temp['close'] = data[0]
temp['high'] = data[1]
temp['low'] = data[2]
count += 1
print("============================== VTX generated '" + str(stock_id) + "' ================================")
# Momentum Indicators [11]
def gen_ADX(stock_id, period, source, q, column_name, table):
count = 0
temp = {}
tr_sum = 0
pdm_sum = 0
ndm_sum = 0
adx_sum = 0
for data in source:
if count == 0:
temp['close'] = data[0]
temp['high'] = data[1]
temp['low'] = data[2]
elif count == period:
tr = max(data[1]-data[2], abs(data[1]-temp['close']), abs(data[2]-temp['close']))
tr_sum += tr
if data[1]-temp['high'] > temp['low']-data[2]:
pdm_sum += max(data[1]-temp['high'], 0)
elif temp['low']-data[2] > data[1]-temp['high']:
ndm_sum += max(temp['low']-data[2], 0)
temp['tr'] = tr_sum
temp['pdm'] = pdm_sum
temp['ndm'] = ndm_sum
temp['pdi'] = 100*(temp['pdm']/temp['tr'])
temp['ndi'] = 100*(temp['ndm']/temp['tr'])
temp['didiff'] = abs(temp['pdi']-temp['ndi'])
temp['disum'] = temp['pdi']+temp['ndi']
temp['dx'] = 100*(temp['didiff']/temp['disum'])
adx_sum += temp['dx']
temp['close'] = data[0]
temp['high'] = data[1]
temp['low'] = data[2]
elif count < period:
tr = max(data[1]-data[2], abs(data[1]-temp['close']), abs(data[2]-temp['close']))
tr_sum += tr
if data[1]-temp['high'] > temp['low']-data[2]:
pdm_sum += max(data[1]-temp['high'], 0)
elif temp['low']-data[2] > data[1]-temp['high']:
ndm_sum += max(temp['low']-data[2], 0)
temp['close'] = data[0]
temp['high'] = data[1]
temp['low'] = data[2]
else:
tr = max(data[1]-data[2], abs(data[1]-temp['close']), abs(data[2]-temp['close']))
temp['tr'] = temp['tr']-(temp['tr']/period)+tr
if data[1]-temp['high'] > temp['low']-data[2]:
temp['pdm'] = temp['pdm']-(temp['pdm']/period) + max(data[1]-temp['high'], 0)
temp['ndm'] = temp['ndm']-(temp['ndm']/period)
elif temp['low']-data[2] > data[1]-temp['high']:
temp['pdm'] = temp['pdm']-(temp['pdm']/period)
temp['ndm'] = temp['ndm']-(temp['ndm']/period) + max(temp['low']-data[2], 0)
temp['pdi'] = 100*(temp['pdm']/temp['tr'])
temp['ndi'] = 100*(temp['ndm']/temp['tr'])
temp['didiff'] = abs(temp['pdi']-temp['ndi'])
temp['disum'] = temp['pdi']+temp['ndi']
temp['dx'] = 100*(temp['didiff']/temp['disum'])
if count == period*2-1:
temp['adx'] = (adx_sum + temp['dx'])/period
query = str(table) + ':update ' + str(column_name) + ':' + str(float(temp['adx'])) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
elif count > period*2-1:
temp['adx'] = (temp['adx']*13 + temp['dx'])/period
query = str(table) + ':update ' + str(column_name) + ':' + str(float(temp['adx'])) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
else:
adx_sum += temp['dx']
temp['close'] = data[0]
temp['high'] = data[1]
temp['low'] = data[2]
count += 1
print("============================== ADX generated '" + str(stock_id) + "' ================================")
def gen_COPPOCK(stock_id, period_1, period_2, period_3, source, q, column_name, table):
count = 0
temp = {}
temp['ptr_1'] = 0
temp['ptr_2'] = 0
temp['ptr_3'] = 0
coppock = 0
period_3_sum = 0
roc_1 = 0
roc_2 = 0
for data in source:
if count < period_1:
temp[str(count) + '_1'] = data[0]
else:
roc_1 = (data[0]-temp[str(temp['ptr_1']) + '_1'])/temp[str(temp['ptr_1']) + '_1']*100
temp['ptr_1'] = (temp['ptr_1'] + 1)%(period_1+1)
temp[str(count%(period_1+1)) + '_1'] = data[0]
if count < period_2:
temp[str(count) + '_2'] = data[0]
else:
roc_2 = (data[0]-temp[str(temp['ptr_2']) + '_2'])/temp[str(temp['ptr_2']) + '_2']*100
temp['ptr_2'] = (temp['ptr_2'] + 1)%(period_2+1)
temp[str(count%(period_2+1)) + '_2'] = data[0]
roc_sum = roc_1 + roc_2
temp['roc_sum_' + str((count-period_2)%period_3)] = roc_sum
if count >= period_2+period_3-1:
for num in range(0, period_3):
coppock += temp['roc_sum_' + str((temp['ptr_3'] + num)%period_3)]*(num+1)
period_3_sum += num+1
coppock = coppock/period_3_sum
query = str(table) + ':update ' + str(column_name) + ':' + str(float(coppock)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
temp['ptr_3'] = (temp['ptr_3'] + 1)%(period_3)
coppock = 0
period_3_sum = 0
count += 1
print("============================ COPPOCK generated '" + str(stock_id) + "' ==============================")
def gen_CHAIKIN(stock_id, period_1, period_2, source, q, column_name, table):
count = 0
adl = 0
p1 = 0
p2 = 0
for data in source:
if (data[1]-data[2] == 0):
mul = 0
else:
mul = ((data[0]-data[2])-(data[1]-data[0]))/(data[1]-data[2])
vol = mul*data[4]
adl += vol
if count == period_1-1:
p1 += adl
p1 = p1/period_1
elif count < period_1:
p1 += adl
else:
p1 = cal_EMA(adl, period_1, p1)
if count == period_2-1:
p2 += adl
p2 = p2/period_2
chaikin = p1-p2
query = str(table) + ':update ' + str(column_name) + ':' + str(float(chaikin)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
elif count < period_2:
p2 += adl
else:
p2 = cal_EMA(adl, period_2, p2)
chaikin = p1-p2
if count < 20:
print(p2)
query = str(table) + ':update ' + str(column_name) + ':' + str(float(chaikin)) + ' from ' + str(table) + ' where stock_id=`' + str(stock_id) + ',date=' + str(data[3])
df = q(query)
count += 1
print("============================ CHAIKIN generated '" + str(stock_id) + "' ==============================")
#================================== body ==================================
q = connect_db()
'''
for db_name in indicators_db:
clear_kdb(db_name, q)
create_kdb(db_name, q)
print("***************************************************************************************\n* PROCESSING DAILY DATA *\n***************************************************************************************")
for stock in stock_CI:
data = fetch_daily(stock, q)
init_kdb(stock, data, 'resource', q)
gen_EMA(stock, 12, data, q, 'EMA_12', 'resource')
init_kdb(stock, data, 'volume', q)
gen_CMF(stock, 20, data, q, 'CMF', 'volume')
gen_ADL(stock, data, q, 'ADL', 'volume')
gen_EMV(stock, 14, data, q, 'EMV', 'volume')
gen_MFI(stock, 14, data, q, 'MFI', 'volume')
gen_OBV(stock, data, q, 'OBV', 'volume')
gen_PVO(stock, 12, 26, data, q, 'PVO', 'volume')
init_kdb(stock, data, 'trending', q)
gen_AROON(stock, 25, data, q, 'AROON', 'trending')
gen_CCI(stock, 20, data, q, 'CCI', 'trending')
gen_FORCE(stock, 13, data, q, 'FORCE', 'trending')
gen_VTX(stock, 14, data, q, 'VTX', 'trending')
'''
data = fetch_daily('0001.HK', q)
clear_kdb('resource', q)
create_kdb('resource', q)
init_kdb('0001.HK', data, 'resource', q)
gen_EMA('0001.HK', 12, data, q, 'EMA_12', 'resource')
clear_kdb('momentum', q)
create_kdb('momentum', q)
init_kdb('0001.HK', data, 'momentum', q)
gen_ADX('0001.HK', 14, data, q, 'ADX', 'momentum')
gen_COPPOCK('0001.HK', 11, 14, 10, data, q, 'COPPOCK', 'momentum')
gen_CHAIKIN('0001.HK', 3, 10, data, q, 'CHAIKIN', 'momentum')
'''
query = 's)select COPPOCK from momentum'
df = q(query)
count = 0
for data in df:
print(data)
count += 1
if count == 40:
break
'''