Python DateTime.gmt方法代码示例

# 需要导入模块: from mx import DateTime [as 别名]
# 或者: from mx.DateTime import gmt [as 别名]
 def GetValue(self, manager, value, value_type = None):
     retval = None
     if manager == "ScanCoordinator":
         if value == "receiver":
             retval = "Rcvr1_2"
         elif value == "nextScanNumber":
             retval = "2"
         elif value == "startTime,MJD":
             gmt = DateTime.gmt()
             loci = Loci()
             mjd, _ = loci.DateTime2TimeStamp(gmt)
             retval = str(mjd)
         elif value == "startTime,seconds":
             gmt = DateTime.gmt()
             loci = Loci()
             _, secs = loci.DateTime2TimeStamp(gmt)
             retval = str(secs)
         elif value == "projectId":
             retval = 'TAPI_FRANK'
     elif manager == "DCR":
         if value.find("Channel,") == 0 or value.find("CH1_16,Tsys") == 0:
             retval = "1"
     elif manager == "Antenna":
         if value == "azWrapMode":
             retval = 'Auto'
     elif manager == "Antenna,AntennaManager":
         if value == "ccuData,Az,indicated":
             retval = "180.0"
     if retval is None:
         retval =  "%s's value" % value
     self.Comment("GetValue(%s, %s) returning %s\n" % (manager,
                                                       value,
                                                       retval))
     return retval

# 需要导入模块: from mx import DateTime [as 别名]
# 或者: from mx.DateTime import gmt [as 别名]
 def most_recent(self, user, filter=None):
     " Return DateTime of most recent picture, or today "
     try:
         if filter is None:  # unfiltered if no filter
             filter = True
         pic = db.Picture.select(
             self.collection.db_filter(user) & filter, orderBy=db.Picture.q.record_time
         ).reversed()[0]
         return to_mxDateTime(pic.record_time)
     except IndexError:
         return mxdt.gmt()

# 需要导入模块: from mx import DateTime [as 别名]
# 或者: from mx.DateTime import gmt [as 别名]
    def riseSetLSTs(self, raDegress, decDegrees, now = None):
        """
        For a source at apparent location (ApparentRaDec), and for a
        horizon corrected for refraction (all in degrees), returns
        the next rise and set times in LST as a DateTimeDelta objects.
        For northern circumpolar objects rise is current time and set
        is None; for southern circumpolar objects rise is None and set
        is current time.
        """
        h = raDegress
        v = decDegrees
        if now is None:
            now = DateTime.gmt()
        ra = self.getRightAscension(h)
        dec = v 
        gblst = TimeAgent.Absolute2RelativeLST(now)
        current_ha = gblst - ra
        # HA must be between -12 and +12 hours.
        if current_ha < -12:
            current_ha = current_ha + 24.0
        elif current_ha > 12:
            current_ha = current_ha - 24.0

        horizon_ha = self.hourAngleIntersection(dec)

        # Does the source set?
        if horizon_ha >= 12.0:
            return (gblst, None) 
        # Does the source rise?
        elif horizon_ha <= 0:
            return (None, gblst)
        # So when?
        else:
            # Rise LST is when the HA = -horizon_ha
            # Set LST is when HA = +horizon_ha
            lstrise = ra - horizon_ha
            lstset = ra + horizon_ha
            # Keep it in the future.
            if lstrise < 0:
                lstrise += 24
            if lstset < 0:
                lstset += 24
            return (DateTime.DateTimeDelta(0, lstrise, 0, 0),
                    DateTime.DateTimeDelta(0, lstset, 0, 0))

# 需要导入模块: from mx import DateTime [as 别名]
# 或者: from mx.DateTime import gmt [as 别名]
def RelativeLST2AbsoluteTime(lst, now = None):
    """
    Returns today's DateTime in UTC, defined as first corresponding
    time after now, from given LST in hours.
    """
    lst = DateTime.DateTimeDelta(0, lst, 0, 0)
    if now is None:
        now = DateTime.gmt()
    else:
        now = dt2mxDT(now)

    # Now's mjd at 0h
    mjd0 = int(now.mjd)

    # Convert requested LST to degrees
    requested_lst = 15*lst.hours

    # Local LMST for 0h UT in degrees
    lst0 = (180.0/math.pi)*slalib.sla_gmst(mjd0) + GBTLONG

    # LST difference between 0h UT and requested LST
    lst_offset = requested_lst - lst0

    solar_sidereal_ratio = (365.25/366.25)

    # options for solar time at 1 day sidereal intervals
    options = []
    for cycle in range(720, -1080, -360):
        solar_time = ((lst_offset-cycle)/15.0)*solar_sidereal_ratio
        mjd = mjd0 + solar_time/24
        options.append(DateTime.DateTimeFromMJD(mjd))

    # Select the time following the target time
    target = DateTime.DateTimeFromMJD(now.mjd)
    for option in options:
        if target < option:
            return mxDT2dt(option)
    return mxDT2dt(option[-1])

# 需要导入模块: from mx import DateTime [as 别名]
# 或者: from mx.DateTime import gmt [as 别名]
        def run_query():

            cur_buy.execute(
                "SELECT bid,current_market.systemid,current_market.stationid,price,volremain,(issued+duration),range,regionname, (reportedtime),stationname,security,minvolume,regions.regionid,orderid FROM current_market,regions,stations,systems WHERE "
                + reg_block
                + " AND stations.systemid = systems.systemid AND typeid = %s AND stations.stationid = current_market.stationid AND current_market.regionid = regions.regionid AND now() - reportedtime <= '"
                + sql_age
                + "' AND volremain >= %s AND current_market.bid = 1  "
                + sql_system
                + " ORDER BY "
                + order
                + " "
                + borderdir
                + " "
                + limit,
                [typeid, minQ],
            )

            cur_sell.execute(
                "SELECT bid,current_market.systemid,current_market.stationid,price,volremain,(issued+duration),range,regionname,(reportedtime),stationname,security,regions.regionid,orderid FROM current_market,regions,stations,systems WHERE "
                + reg_block
                + " AND typeid = %s AND stations.systemid = systems.systemid AND stations.stationid = current_market.stationid AND current_market.regionid = regions.regionid AND now() - reportedtime <= '"
                + sql_age
                + "'	AND volremain >= %s AND current_market.bid = 0 "
                + sql_system
                + " ORDER BY "
                + order
                + " "
                + orderdir
                + " "
                + limit,
                [typeid, minQ],
            )

            for (query, lista, isbuy) in [(cur_buy, buys, True), (cur_sell, sells, False)]:
                r = query.fetchone()
                while r:
                    rec = {}
                    rec["systemid"] = r[1]
                    rec["stationid"] = r[2]
                    price = float(r[3])
                    string = format_price(price)

                    rec["price"] = string
                    rec["price_raw"] = price
                    rec["volremain"] = format_long(r[4])
                    rec["volremain_raw"] = r[4]
                    rec["expires"] = str(r[5])[0:10]
                    if r[0] == True:
                        rec["range"] = r[6]
                    else:
                        rec["range"] = -2
                    rec["regionname"] = r[7]

                    reported = DateTime.DateTimeFrom(str(r[8]))
                    now = DateTime.gmt()
                    hours = (now - reported).hours
                    if hours >= 1:
                        rec["reportedtime"] = "%d hours ago" % (hours)
                    else:
                        rec["reportedtime"] = "%d minutes ago" % (now - reported).minutes

                    rec["stationname"] = r[9]
                    sec = r[10]
                    ssec = str(sec)[0:3]
                    if sec <= 0.0:
                        ssec = "0.0"
                    rec["security"] = ssec
                    # Try to grab regionid from the end of the query
                    if isbuy:
                        if int(r[11]) > 1:
                            rec["minvolume"] = format_long(r[11])
                            rec["minvolume_raw"] = int(r[11])
                        else:
                            rec["minvolume"] = 1
                            rec["minvolume_raw"] = 1
                        rec["regionid"] = r[12]
                        rec["orderid"] = r[13]
                    else:
                        rec["minvolume"] = 1
                        rec["minvolume_raw"] = 1
                        rec["regionid"] = r[11]
                        rec["orderid"] = r[12]

                    lista.append(rec)

                    r = query.fetchone()