tend analyse alfa

def tendAnalyse(ordersToBuy, ordersToSell):
    global d, lastd, D, LD, fl, i, j, L
    #ptime = time.mktime(datetime.now().timetuple())

    if fl == 1:
        lastd = d
        fl = 2
    elif fl == 2:
        D = lastd - d
        fl = 3
    elif fl == 3:
        D = lastd - d
        if LD < D and j == 0:
            i += 1
            #print "i = " + str(i)
        elif LD > D and i == 0:
            j += 1
            #print "j = " + str(j)

    print "d = " + str(d) + "; lastd = " + str(lastd) + "; D = " + str(D) + "; LD = " + str(LD)

    if D < 0 and j > 0:
        print str(datetime.now()) + ' try to buy, d = ' + str(d) + '; mtb = ' + str(minToBuy) + '; mts = ' + str(maxToSell) + '\n'
        log(workLog, '[{0}] try to buy: d={1}; mtb={2}; mts={3}'.format(datetime.now(), d, minToBuy, maxToSell))
    elif D > 0 and i > 0:
        print str(datetime.now()) + ' try to sell, d = ' + str(d) + '; mtb = ' + str(minToBuy) + '; mts = ' + str(maxToSell) + '\n'
        log(workLog, '[{0}] try to sell: d={1}; mtb={2}; mts={3}'.format(datetime.now(), d, minToBuy, maxToSell))

    if i > 1 and j > 1:
        i = j = 0

    if lastd != d:
        lastd = d
        if LD != D:
            LD = D

    time.sleep(3)