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skyalmanac.py
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skyalmanac.py
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#!/usr/bin/env python2
# -*- coding: UTF-8 -*-
# Copyright (C) 2021 Andrew Bauer
# Copyright (C) 2014 Enno Rodegerdts
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program. If not, see <https://www.gnu.org/licenses/>.
# Standard library imports
import os
import sys
import time
import datetime
# Local application imports
import tables
import suntables
import config
from alma_skyfield import init_sf
##Main##
if config.ephndx not in set([0, 1, 2]):
print("Error - Please choose a valid ephemeris in config.py")
sys.exit(0)
ts = init_sf() # in alma_skyfield
d = datetime.datetime.utcnow().date()
first_day = datetime.date(d.year, d.month, d.day)
#first_day = datetime.date(2023, 6, 24) # for testing a specific date
#d = first_day # for testing a specific date
sday = "{:02d}".format(d.day) # sday = "%02d" % d.day
smth = "{:02d}".format(d.month) # smth = "%02d" % d.month
syr = "{}".format(d.year) # syr = "%s" % d.year
symd = syr + smth + sday
sdmy = sday + "." + smth + "." + syr
yrmin = config.ephemeris[config.ephndx][1]
yrmax = config.ephemeris[config.ephndx][2]
if config.pgsz not in set(['A4', 'Letter']):
print("Please choose a valid paper size in config.py")
sys.exit(0)
s = raw_input("""\nWhat do you want to create?:\n
1 Full nautical almanac (for a year)
2 Just tables for the sun (for a year)
3 Nautical almanac - 6 days from today
4 Tables for the sun - 30 days from today
""")
if s in set(['1', '2', '3', '4']):
if int(s) < 3:
print("Please enter the year you want to create the nautical almanac")
years = raw_input(" for as yyyy ... or the FIRST and LAST year as yyyy-yyyy\n")
if len(years)== 4:
yearfr = years
yearto = years
elif len(years) == 9 and years[4] == '-':
yearfr = years[0:4]
yearto = years[5:9]
else:
print("Error! Invalid format")
sys.exit(0)
if unicode(yearfr, 'utf-8').isnumeric():
if yrmin <= int(yearfr) <= yrmax:
first_day = datetime.date(int(yearfr), 1, 1)
else:
print("!! Please pick a year between {} and {} !!".format(yrmin,yrmax))
sys.exit(0)
else:
print("Error! First year is not numeric")
sys.exit(0)
if unicode(yearto, 'utf-8').isnumeric():
if yrmin <= int(yearto) <= yrmax:
first_day_to = datetime.date(int(yearto), 1, 1)
else:
print("!! Please pick a year between {} and {} !!".format(yrmin,yrmax))
sys.exit(0)
if int(yearto) < int(yearfr):
print("Error! The LAST year must be later than the FIRST year")
sys.exit(0)
else:
print("Error! Last year is not numeric")
sys.exit(0)
tsin = raw_input("""What table style is required?:\n
t Traditional
m Modern
""")
ff = '_'
DecFmt = ''
config.tbls = tsin[0:1] # table style
config.decf = tsin[1:2] # Declination format
if config.tbls != 'm':
config.tbls = '' # anything other than 'm' is traditional
ff = ''
if config.decf != '+': # Positive/Negative Declinations
config.decf = '' # USNO format for Declination
else:
DecFmt = '[old]'
if s == '1':
print "Be patient - this may take a while."
## config.initLOG() # initialize log file
for yearint in range(int(yearfr),int(yearto)+1):
start = time.time()
year = "{:4d}".format(yearint) # year = "%4d" %yearint
msg = "\nCreating the nautical almanac for the year {}".format(year)
print(msg)
## config.writeLOG(msg)
first_day = datetime.date(yearint, 1, 1)
filename = "almanac{}{}.tex".format(ff,year+DecFmt)
outfile = open(filename, 'w')
outfile.write(tables.almanac(first_day,122))
outfile.close()
stop = time.time()
msg = "execution time = {:0.2f} seconds".format(stop-start) # msg = "execution time = %0.2f seconds" %(stop-start)
print(msg)
## config.writeLOG("\n\n" + msg + "\n")
print
command = 'pdflatex {}'.format(filename)
os.system(command)
print("finished creating nautical almanac for {}".format(year))
os.remove(filename)
if os.path.isfile("almanac{}{}.log".format(ff,year+DecFmt)):
os.remove("almanac{}{}.log".format(ff,year+DecFmt))
if os.path.isfile("almanac{}{}.aux".format(ff,year+DecFmt)):
os.remove("almanac{}{}.aux".format(ff,year+DecFmt))
## config.closeLOG()
elif s == '2':
for yearint in range(int(yearfr),int(yearto)+1):
year = "{:4d}".format(yearint) # year = "%4d" %yearint
msg = "\nCreating the sun tables only for the year {}".format(year)
print(msg)
first_day = datetime.date(yearint, 1, 1)
filename = "sunalmanac{}{}.tex".format(ff,year+DecFmt)
outfile = open(filename, 'w')
outfile.write(suntables.almanac(first_day,25))
outfile.close()
command = 'pdflatex {}'.format(filename)
os.system(command)
print("finished creating sun tables for {}".format(year))
os.remove(filename)
if os.path.isfile("sunalmanac{}{}.log".format(ff,year+DecFmt)):
os.remove("sunalmanac{}{}.log".format(ff,year+DecFmt))
if os.path.isfile("sunalmanac{}{}.aux".format(ff,year+DecFmt)):
os.remove("sunalmanac{}{}.aux".format(ff,year+DecFmt))
elif s == '3':
## config.initLOG() # initialize log file
start = time.time()
msg = "\nCreating nautical almanac tables - from {}".format(sdmy)
print(msg)
filename = "almanac{}{}.tex".format(ff,symd+DecFmt)
outfile = open(filename, 'w')
outfile.write(tables.almanac(first_day,2))
outfile.close()
stop = time.time()
msg = "execution time = {:0.2f} seconds".format(stop-start) # msg = "execution time = %0.2f seconds" %(stop-start)
print(msg)
## config.writeLOG('\n\n' + msg)
## config.closeLOG()
print
command = 'pdflatex {}'.format(filename)
os.system(command)
print("finished")
os.remove(filename)
if os.path.isfile("almanac{}{}.log".format(ff,symd+DecFmt)):
os.remove("almanac{}{}.log".format(ff,symd+DecFmt))
if os.path.isfile("almanac{}{}.aux".format(ff,symd+DecFmt)):
os.remove("almanac{}{}.aux".format(ff,symd+DecFmt))
elif s == '4':
msg = "\nCreating the sun tables only - from {}".format(sdmy)
print(msg)
filename = "sunalmanac{}{}.tex".format(ff,symd+DecFmt)
outfile = open(filename, 'w')
outfile.write(suntables.almanac(first_day,2))
outfile.close()
command = 'pdflatex {}'.format(filename)
os.system(command)
print("finished")
os.remove(filename)
if os.path.isfile("sunalmanac{}{}.log".format(ff,symd+DecFmt)):
os.remove("sunalmanac{}{}.log".format(ff,symd+DecFmt))
if os.path.isfile("sunalmanac{}{}.aux".format(ff,symd+DecFmt)):
os.remove("sunalmanac{}{}.aux".format(ff,symd+DecFmt))
else:
print("Error! Choose 1, 2, 3 or 4")