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Diffstat (limited to 'creactistore/_templates/lib/isodate_/isotime.py~')
| -rw-r--r-- | creactistore/_templates/lib/isodate_/isotime.py~ | 156 |
1 files changed, 0 insertions, 156 deletions
diff --git a/creactistore/_templates/lib/isodate_/isotime.py~ b/creactistore/_templates/lib/isodate_/isotime.py~ deleted file mode 100644 index 6493457..0000000 --- a/creactistore/_templates/lib/isodate_/isotime.py~ +++ /dev/null @@ -1,156 +0,0 @@ -############################################################################## -# Copyright 2009, Gerhard Weis -# All rights reserved. -# -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions are met: -# -# * Redistributions of source code must retain the above copyright notice, -# this list of conditions and the following disclaimer. -# * Redistributions in binary form must reproduce the above copyright notice, -# this list of conditions and the following disclaimer in the documentation -# and/or other materials provided with the distribution. -# * Neither the name of the authors nor the names of its contributors -# may be used to endorse or promote products derived from this software -# without specific prior written permission. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" -# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE -# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE -# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE -# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR -# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF -# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN -# CONTRACT, STRICT LIABILITY, OR TORT -############################################################################## -''' -This modules provides a method to parse an ISO 8601:2004 time string to a -Python datetime.time instance. - -It supports all basic and extended formats including time zone specifications -as described in the ISO standard. -''' -import re -from decimal import Decimal -from datetime import time - -from iso_date.isostrf import strftime, TIME_EXT_COMPLETE, TZ_EXT -from iso_date.isoerror import ISO8601Error -from iso_date.isotzinfo import TZ_REGEX, build_tzinfo - -TIME_REGEX_CACHE = [] -# used to cache regular expressions to parse ISO time strings. - - -def build_time_regexps(): - ''' - Build regular expressions to parse ISO time string. - - The regular expressions are compiled and stored in TIME_REGEX_CACHE - for later reuse. - ''' - if not TIME_REGEX_CACHE: - # ISO 8601 time representations allow decimal fractions on least - # significant time component. Command and Full Stop are both valid - # fraction separators. - # The letter 'T' is allowed as time designator in front of a time - # expression. - # Immediately after a time expression, a time zone definition is - # allowed. - # a TZ may be missing (local time), be a 'Z' for UTC or a string of - # +-hh:mm where the ':mm' part can be skipped. - # TZ information patterns: - # '' - # Z - # +-hh:mm - # +-hhmm - # +-hh => - # isotzinfo.TZ_REGEX - # 1. complete time: - # hh:mm:ss.ss ... extended format - TIME_REGEX_CACHE.append(re.compile(r"T?(?P<hour>[0-9]{2}):" - r"(?P<minute>[0-9]{2}):" - r"(?P<second>[0-9]{2}([,.][0-9]+)?)" - + TZ_REGEX)) - # hhmmss.ss ... basic format - TIME_REGEX_CACHE.append(re.compile(r"T?(?P<hour>[0-9]{2})" - r"(?P<minute>[0-9]{2})" - r"(?P<second>[0-9]{2}([,.][0-9]+)?)" - + TZ_REGEX)) - # 2. reduced accuracy: - # hh:mm.mm ... extended format - TIME_REGEX_CACHE.append(re.compile(r"T?(?P<hour>[0-9]{2}):" - r"(?P<minute>[0-9]{2}([,.][0-9]+)?)" - + TZ_REGEX)) - # hhmm.mm ... basic format - TIME_REGEX_CACHE.append(re.compile(r"T?(?P<hour>[0-9]{2})" - r"(?P<minute>[0-9]{2}([,.][0-9]+)?)" - + TZ_REGEX)) - # hh.hh ... basic format - TIME_REGEX_CACHE.append(re.compile(r"T?(?P<hour>[0-9]{2}([,.][0-9]+)?)" - + TZ_REGEX)) - return TIME_REGEX_CACHE - - -def parse_time(timestring): - ''' - Parses ISO 8601 times into datetime.time objects. - - Following ISO 8601 formats are supported: - (as decimal separator a ',' or a '.' is allowed) - hhmmss.ssTZD basic complete time - hh:mm:ss.ssTZD extended compelte time - hhmm.mmTZD basic reduced accuracy time - hh:mm.mmTZD extended reduced accuracy time - hh.hhTZD basic reduced accuracy time - TZD is the time zone designator which can be in the following format: - no designator indicates local time zone - Z UTC - +-hhmm basic hours and minutes - +-hh:mm extended hours and minutes - +-hh hours - ''' - isotimes = build_time_regexps() - for pattern in isotimes: - match = pattern.match(timestring) - if match: - groups = match.groupdict() - for key, value in groups.items(): - if value is not None: - groups[key] = value.replace(',', '.') - tzinfo = build_tzinfo(groups['tzname'], groups['tzsign'], - int(groups['tzhour'] or 0), - int(groups['tzmin'] or 0)) - if 'second' in groups: - second = Decimal(groups['second']) - microsecond = (second - int(second)) * long(1e6) - # int(...) ... no rounding - # to_integral() ... rounding - return time(int(groups['hour']), int(groups['minute']), - int(second), microsecond.to_integral(), tzinfo) - if 'minute' in groups: - minute = Decimal(groups['minute']) - second = (minute - int(minute)) * 60 - microsecond = (second - int(second)) * long(1e6) - return time(int(groups['hour']), int(minute), int(second), - microsecond.to_integral(), tzinfo) - else: - microsecond, second, minute = 0, 0, 0 - hour = Decimal(groups['hour']) - minute = (hour - int(hour)) * 60 - second = (minute - int(minute)) * 60 - microsecond = (second - int(second)) * long(1e6) - return time(int(hour), int(minute), int(second), - microsecond.to_integral(), tzinfo) - raise ISO8601Error('Unrecognised ISO 8601 time format: %r' % timestring) - - -def time_isoformat(ttime, format=TIME_EXT_COMPLETE + TZ_EXT): - ''' - Format time strings. - - This method is just a wrapper around isodate.isostrf.strftime and uses - Time-Extended-Complete with extended time zone as default format. - ''' - return strftime(ttime, format) |