/usr/lib/python2.7/dist-packages/zonal/tzdump.py is in python-pycalendar 2.1~svn15020-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 | #!/usr/bin/env python
##
# Copyright (c) 2007-2013 Cyrus Daboo. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
##
from pycalendar.datetime import DateTime
from pycalendar.exceptions import InvalidData
from pycalendar.icalendar.calendar import Calendar
import getopt
import os
import sys
def loadCalendar(file, verbose):
cal = Calendar()
if verbose:
print "Parsing calendar data: %s" % (file,)
with open(file, "r") as fin:
try:
cal.parse(fin)
except InvalidData, e:
print "Failed to parse bad data: %s" % (e.mData,)
raise
return cal
def getExpandedDates(cal, start, end):
vtz = cal.getComponents()[0]
expanded = vtz.expandAll(start, end)
expanded.sort(cmp=lambda x, y: DateTime.sort(x[0], y[0]))
return expanded
def sortedList(setdata):
l = list(setdata)
l.sort(cmp=lambda x, y: DateTime.sort(x[0], y[0]))
return l
def formattedExpandedDates(expanded):
items = sortedList([(item[0], item[1], secondsToTime(item[2]), secondsToTime(item[3]),) for item in expanded])
return ", ".join(["(%s, %s, %s, %s)" % item for item in items])
def secondsToTime(seconds):
if seconds < 0:
seconds = -seconds
negative = "-"
else:
negative = ""
secs = divmod(seconds, 60)[1]
mins = divmod(seconds / 60, 60)[1]
hours = divmod(seconds / (60 * 60), 60)[1]
if secs:
return "%s%02d:%02d:%02d" % (negative, hours, mins, secs,)
else:
return "%s%02d:%02d" % (negative, hours, mins,)
def usage(error_msg=None):
if error_msg:
print error_msg
print """Usage: tzdump [options] FILE
Options:
-h Print this help and exit
-v Be verbose
--start Start year
--end End year
Arguments:
FILE iCalendar file containing a single VTIMEZONE
Description:
This utility will dump the transitions in a VTIMEZONE over
the request time range.
"""
if error_msg:
raise ValueError(error_msg)
else:
sys.exit(0)
if __name__ == '__main__':
verbose = False
startYear = 1918
endYear = 2018
fpath = None
options, args = getopt.getopt(sys.argv[1:], "hv", ["start=", "end=", ])
for option, value in options:
if option == "-h":
usage()
elif option == "-v":
verbose = True
elif option == "--start":
startYear = int(value)
elif option == "--end":
endYear = int(value)
else:
usage("Unrecognized option: %s" % (option,))
# Process arguments
if len(args) != 1:
usage("Must have one argument")
fpath = os.path.expanduser(args[0])
start = DateTime(year=startYear, month=1, day=1)
end = DateTime(year=endYear, month=1, day=1)
cal = loadCalendar(fpath, verbose)
dates = getExpandedDates(cal, start, end)
print formattedExpandedDates(dates)
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