def datematch(indate, dateRangeStart, dateRangeEnd, delta):
"""Determine if date stamp match search crieterias
doesmatch = Fstdc.datematch(indate, dateRangeStart, dateRangeEnd, delta)
@param indate Date to be check against, CMC datetime stamp (int)
@param dateRangeStart, CMC datetime stamp (int)
@param dateRangeEnd, CMC datetime stamp (int)
@param delta (float)
@return 1:if date match; 0 otherwise
@exception TypeError
"""
if dateRangeEnd != -1:
if _rmn.difdatr(indate, dateRangeEnd) > 0.:
return 0
toler = 0.00023 #tolerance d'erreur de 5 sec
nhours = 0.
if dateRangeStart != -1:
nhours = _rmn.difdatr(indate, dateRangeStart)
if nhours < 0.:
return 0
else:
if dateRangeEnd == -1:
return 1
nhours = _rmn.difdatr(dateRangeEnd, indate)
modulo = nhours % delta
if modulo < toler or (delta - modulo) < toler:
return 1
else:
return 0
def datematch(indate, dateRangeStart, dateRangeEnd, delta):
"""Determine if date stamp match search crieterias
doesmatch = Fstdc.datematch(indate, dateRangeStart, dateRangeEnd, delta)
@param indate Date to be check against, CMC datetime stamp (int)
@param dateRangeStart, CMC datetime stamp (int)
@param dateRangeEnd, CMC datetime stamp (int)
@param delta (float)
@return 1:if date match; 0 otherwise
@exception TypeError
"""
if dateRangeEnd != -1:
if _rmn.difdatr(indate, dateRangeEnd) > 0.:
return 0
toler = 0.00023 #tolerance d'erreur de 5 sec
nhours = 0.
if dateRangeStart != -1:
nhours = _rmn.difdatr(indate, dateRangeStart)
if nhours < 0.:
return 0
else:
if dateRangeEnd == -1:
return 1
nhours = _rmn.difdatr(dateRangeEnd, indate)
modulo = nhours % delta
if modulo < toler or (delta - modulo) < toler:
return 1
else:
return 0
def testDifdateToPrintKnownValues(self):
"""Difdatr to print should give known result with known input"""
for yyyymmdd,hhmmsshh,nhours,hhmmsshh2 in self.knownValues:
idate1 = rmn.newdate(rmn.NEWDATE_PRINT2STAMP,yyyymmdd,hhmmsshh)
idate2 = rmn.newdate(rmn.NEWDATE_PRINT2STAMP,yyyymmdd,hhmmsshh2)
nhours2 = rmn.difdatr(idate2,idate1)
self.assertEqual(nhours2,nhours,repr(nhours2)+' != '+repr(nhours))
def difdatr(date1, date2):
"""Compute differenc between 2 CMC datatime stamps (Interface to difdatr)
nhours = Fstdc.difdatr(date1, date2)
@param date1 CMC datatime stamp (int)
@param date2 CMC datatime stamp (int)
@return number of hours = date2-date1 (float)
@exception TypeError
"""
return _rmn.difdatr(date1, date2)
def difdatr(date1, date2):
"""Compute differenc between 2 CMC datatime stamps (Interface to difdatr)
nhours = Fstdc.difdatr(date1, date2)
@param date1 CMC datatime stamp (int)
@param date2 CMC datatime stamp (int)
@return number of hours = date2-date1 (float)
@exception TypeError
"""
return _rmn.difdatr(date1, date2)
def test_7(self):
"""
Manipulating Dates
Dates in FSTD files are encoded integers. Conversion to more human friendly formats
and manipulation can be done using the RPNDate and RPNDateRange classes or with the newdate function.
See also:
rpnpy.rpndate.RPNDate
rpnpy.rpndate.RPNDateRange
rpnpy.librmn.base.newdate
rpnpy.librmn.base.incdatr
rpnpy.librmn.base.difdatr
rpnpy.librmn.const
"""
from rpnpy.rpndate import RPNDate, RPNDateRange
d1 = RPNDate(20030423, 11453500)
d2 = RPNDate(d1)
d2 = d2.incr(48)
dr = RPNDateRange(d1, d2, 6)
print(str(dr.lenght()))
# 48.0
for d3 in dr:
print(str(d3))
# RPNDate(20030423,11453500) ; RPNDate(20030423,11453500,dt= 3600.0,nstep= 0.0)
# RPNDate(20030423,17453500) ; RPNDate(20030423,11453500,dt= 3600.0,nstep= 6.0)
# RPNDate(20030423,23453500) ; RPNDate(20030423,11453500,dt= 3600.0,nstep= 12.0)
# RPNDate(20030424,05453500) ; RPNDate(20030423,11453500,dt= 3600.0,nstep= 18.0)
# RPNDate(20030424,11453500) ; RPNDate(20030423,11453500,dt= 3600.0,nstep= 24.0)
# RPNDate(20030424,17453500) ; RPNDate(20030423,11453500,dt= 3600.0,nstep= 30.0)
# RPNDate(20030424,23453500) ; RPNDate(20030423,11453500,dt= 3600.0,nstep= 36.0)
# RPNDate(20030425,05453500) ; RPNDate(20030423,11453500,dt= 3600.0,nstep= 42.0)
# RPNDate(20030425,11453500) ; RPNDate(20030423,11453500,dt= 3600.0,nstep= 48.0)
## Lower level functions can also be used wherever more convenient.
import rpnpy.librmn.all as rmn
yyyymmdd = 20150102 #Jan 2nd, 2015
hhmmsshh = 13141500 #13h 14min 15sec
cmcdate = rmn.newdate(rmn.NEWDATE_PRINT2STAMP, yyyymmdd, hhmmsshh)
nhours = 6.
cmcdate2 = rmn.incdatr(cmcdate, nhours)
(yyyymmdd2, hhmmsshh2) = rmn.newdate(rmn.NEWDATE_STAMP2PRINT, cmcdate2)
print("%06d.%06d + %4.1fh = %06d.%06d" %
(yyyymmdd, hhmmsshh, nhours, yyyymmdd2, hhmmsshh2))
# 20150102.13141500 + 6.0h = 20150102.19141500
nhours2 = rmn.difdatr(cmcdate2, cmcdate)
print("%06d.%06d - %06d.%06d = %4.1fh" %
(yyyymmdd2, hhmmsshh2, yyyymmdd, hhmmsshh, nhours2))
def __sub__(self, other):
"Time difference between 2 dates [hours] or Decrease time by nhours"
if isinstance(other, RPNDate):
return _rmn.difdatr(self.datev, other.datev)
elif type(other) == type(1) or type(other) == type(1.0):
nhours = -other
mydate = RPNDate(self)
mydate += nhours
return mydate
else:
raise TypeError('RPNDate: Cannot substract object of type ' +
str(type(other)))
def test_7(self):
"""
Manipulating Dates
Dates in FSTD files are encoded integers. Conversion to more human friendly formats
and manipulation can be done using the RPNDate and RPNDateRange classes or with the newdate function.
See also:
rpnpy.rpndate.RPNDate
rpnpy.rpndate.RPNDateRange
rpnpy.librmn.base.newdate
rpnpy.librmn.base.incdatr
rpnpy.librmn.base.difdatr
rpnpy.librmn.const
"""
from rpnpy.rpndate import RPNDate, RPNDateRange
d1 = RPNDate(20030423, 11453500)
d2 = RPNDate(d1)
d2 = d2.incr(48)
dr = RPNDateRange(d1, d2, 6)
print(str(dr.lenght()))
# 48.0
for d3 in dr:
print(str(d3))
# RPNDate(20030423,11453500) ; RPNDate(20030423,11453500,dt= 3600.0,nstep= 0.0)
# RPNDate(20030423,17453500) ; RPNDate(20030423,11453500,dt= 3600.0,nstep= 6.0)
# RPNDate(20030423,23453500) ; RPNDate(20030423,11453500,dt= 3600.0,nstep= 12.0)
# RPNDate(20030424,05453500) ; RPNDate(20030423,11453500,dt= 3600.0,nstep= 18.0)
# RPNDate(20030424,11453500) ; RPNDate(20030423,11453500,dt= 3600.0,nstep= 24.0)
# RPNDate(20030424,17453500) ; RPNDate(20030423,11453500,dt= 3600.0,nstep= 30.0)
# RPNDate(20030424,23453500) ; RPNDate(20030423,11453500,dt= 3600.0,nstep= 36.0)
# RPNDate(20030425,05453500) ; RPNDate(20030423,11453500,dt= 3600.0,nstep= 42.0)
# RPNDate(20030425,11453500) ; RPNDate(20030423,11453500,dt= 3600.0,nstep= 48.0)
## Lower level functions can also be used wherever more convenient.
import rpnpy.librmn.all as rmn
yyyymmdd = 20150102 #Jan 2nd, 2015
hhmmsshh = 13141500 #13h 14min 15sec
cmcdate = rmn.newdate(rmn.NEWDATE_PRINT2STAMP, yyyymmdd, hhmmsshh)
nhours = 6.
cmcdate2 = rmn.incdatr(cmcdate, nhours)
(yyyymmdd2, hhmmsshh2) = rmn.newdate(rmn.NEWDATE_STAMP2PRINT, cmcdate2)
print("%06d.%06d + %4.1fh = %06d.%06d" % (yyyymmdd, hhmmsshh, nhours, yyyymmdd2, hhmmsshh2))
# 20150102.13141500 + 6.0h = 20150102.19141500
nhours2 = rmn.difdatr(cmcdate2, cmcdate)
print("%06d.%06d - %06d.%06d = %4.1fh" % (yyyymmdd2, hhmmsshh2, yyyymmdd, hhmmsshh, nhours2))
