Add opening_hours lib
This commit is contained in:
Benjamin Renard
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2 changed files with 262 additions and 0 deletions
209
opening_hours.py
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209
opening_hours.py
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import datetime, re, time, logging
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week_days=['lundi', 'mardi', 'mercredi', 'jeudi', 'vendredi', 'samedi', 'dimanche']
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def easter_date(year):
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a=year//100
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b=year%100
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c=(3*(a+25))//4
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d=(3*(a+25))%4
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e=(8*(a+11))//25
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f=(5*a+b)%19
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g=(19*f+c-e)%30
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h=(f+11*g)//319
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j=(60*(5-d)+b)//4
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k=(60*(5-d)+b)%4
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m=(2*j-k-g+h)%7
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n=(g-h+m+114)//31
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p=(g-h+m+114)%31
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day=p+1
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month=n
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return datetime.date(year, month, day)
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def nonworking_french_public_days_of_the_year(year=None):
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if year is None:
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year=datetime.date.today().year
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dp=easter_date(year)
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return {
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'1janvier': datetime.date(year, 1, 1),
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'paques': dp,
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'lundi_paques': (dp+datetime.timedelta(1)),
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'1mai': datetime.date(year, 5, 1),
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'8mai': datetime.date(year, 5, 8),
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'jeudi_ascension': (dp+datetime.timedelta(39)),
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'pentecote': (dp+datetime.timedelta(49)),
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'lundi_pentecote': (dp+datetime.timedelta(50)),
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'14juillet': datetime.date(year, 7, 14),
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'15aout': datetime.date(year, 8, 15),
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'1novembre': datetime.date(year, 11, 1),
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'11novembre': datetime.date(year, 11, 11),
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'noel': datetime.date(year, 12, 25),
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'saint_etienne': datetime.date(year, 12, 26),
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}
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def parse_exceptional_closures(values):
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exceptional_closures=[]
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date_pattern=re.compile('^([0-9]{2})/([0-9]{2})/([0-9]{4})$')
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time_pattern=re.compile('^([0-9]{1,2})h([0-9]{2})?$')
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for value in values:
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days=[]
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hours_periods=[]
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words=value.strip().split()
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for word in words:
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if word=='':
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continue
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parts=word.split('-')
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if len(parts)==1:
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# ex : 31/02/2017
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ptime=time.strptime(word,'%d/%m/%Y')
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date=datetime.date(ptime.tm_year, ptime.tm_mon, ptime.tm_mday)
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if date not in days:
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days.append(date)
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elif len(parts)==2:
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# ex : 18/12/2017-20/12/2017 ou 9h-10h30
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if date_pattern.match(parts[0]) and date_pattern.match(parts[1]):
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# ex : 18/12/2017-20/12/2017
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pstart=time.strptime(parts[0],'%d/%m/%Y')
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pstop=time.strptime(parts[1],'%d/%m/%Y')
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if pstop<=pstart:
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raise ValueError('Day %s <= %s' % (parts[1],parts[0]))
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date=datetime.date(pstart.tm_year, pstart.tm_mon, pstart.tm_mday)
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stop_date=datetime.date(pstop.tm_year, pstart.tm_mon, pstart.tm_mday)
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while date<=stop_date:
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if date not in days:
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days.append(date)
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date+=datetime.timedelta(days=1)
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else:
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# ex : 9h-10h30
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mstart=time_pattern.match(parts[0])
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mstop=time_pattern.match(parts[1])
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if not mstart or not mstop:
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raise ValueError('"%s" is not a valid time period' % word)
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hstart=datetime.time(int(mstart.group(1)), int(mstart.group(2) or 0))
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hstop=datetime.time(int(mstop.group(1)), int(mstop.group(2) or 0))
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if hstop<=hstart:
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raise ValueError('Time %s <= %s' % (parts[1],parts[0]))
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hours_periods.append({'start': hstart, 'stop': hstop})
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else:
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raise ValueError('Invalid number of part in this word : "%s"' % word)
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if not days:
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raise ValueError('No days found in value "%s"' % word)
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exceptional_closures.append({'days': days, 'hours_periods': hours_periods})
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return exceptional_closures
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def parse_normal_opening_hours(values):
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normal_opening_hours=[]
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time_pattern=re.compile('^([0-9]{1,2})h([0-9]{2})?$')
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for value in values:
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days=[]
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hours_periods=[]
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words=value.strip().split()
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for word in words:
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if word=='':
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continue
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parts=word.split('-')
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if len(parts)==1:
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# ex : jeudi
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if word not in week_days:
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raise ValueError('"%s" is not a valid week day' % word)
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if word not in days:
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days.append(word)
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elif len(parts)==2:
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# ex : lundi-jeudi ou 9h-10h30
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if parts[0] in week_days and parts[1] in week_days:
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# ex : lundi-jeudi
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if week_days.index(parts[1]) <= week_days.index(parts[0]):
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raise ValueError('"%s" is before "%s"' % (parts[1],parts[0]))
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started=False
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for d in week_days:
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if not started and d!=parts[0]:
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continue
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started=True
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if d not in days:
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days.append(d)
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if d==parts[1]:
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break
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else:
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#ex : 9h-10h30
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mstart=time_pattern.match(parts[0])
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mstop=time_pattern.match(parts[1])
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if not mstart or not mstop:
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raise ValueError('"%s" is not a valid time period' % word)
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hstart=datetime.time(int(mstart.group(1)), int(mstart.group(2) or 0))
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hstop=datetime.time(int(mstop.group(1)), int(mstop.group(2) or 0))
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if hstop<=hstart:
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raise ValueError('Time %s <= %s' % (parts[1],parts[0]))
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hours_periods.append({'start': hstart, 'stop': hstop})
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else:
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raise ValueError('Invalid number of part in this word : "%s"' % word)
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if not days and not hours_periods:
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raise ValueError('No days or hours period found in this value : "%s"' % value)
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normal_opening_hours.append({'days': days, 'hours_periods': hours_periods})
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return normal_opening_hours
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def is_closed(normal_opening_hours_values=[],exceptional_closures_values=[],nonworking_public_holidays_values=[], when=datetime.datetime.now(), on_error='raise', exceptional_closure_on_nonworking_public_days=False):
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when_date=when.date()
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when_time=when.time()
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when_weekday=week_days[when.timetuple().tm_wday]
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on_error_result=None
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if on_error=='closed':
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on_error_result={'closed': True, 'exceptional_closure': False, 'exceptional_closure_all_day': False}
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elif on_error=='opened':
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on_error_result={'closed': False, 'exceptional_closure': False, 'exceptional_closure_all_day': False}
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logging.debug("%s => %s / %s / %s" % (when, when_date, when_time, when_weekday))
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if len(nonworking_public_holidays_values)>0:
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logging.debug("Nonworking public holidays : %s" % nonworking_public_holidays_values)
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nonworking_days=nonworking_french_public_days_of_the_year()
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for day in nonworking_public_holidays_values:
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if day in nonworking_days and when_date==nonworking_days[day]:
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logging.debug("Non working day : %s" % day)
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return {'closed': True, 'exceptional_closure': exceptional_closure_on_nonworking_public_days, 'exceptional_closure_all_day': exceptional_closure_on_nonworking_public_days}
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if len(exceptional_closures_values)>0:
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try:
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exceptional_closures=parse_exceptional_closures(exceptional_closures_values)
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logging.debug('Exceptional closures : %s' % exceptional_closures)
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except Exception, e:
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logging.error("%s => Not closed by default" % e)
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if on_error_result is None:
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raise e
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return on_error_result
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for cl in exceptional_closures:
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if when_date not in cl['days']:
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logging.debug("when_date (%s) no in days (%s)" % (when_date,cl['days']))
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continue
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if not cl['hours_periods']:
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# All day exceptional closure
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return {'closed': True, 'exceptional_closure': True, 'exceptional_closure_all_day': True}
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for hp in cl['hours_periods']:
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if hp['start']<=when_time and hp['stop']>= when_time:
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return {'closed': True, 'exceptional_closure': True, 'exceptional_closure_all_day': False}
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if len(normal_opening_hours_values)>0:
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try:
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normal_opening_hours=parse_normal_opening_hours(normal_opening_hours_values)
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logging.debug('Normal opening hours : %s' % normal_opening_hours)
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except Exception, e:
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logging.error("%s => Not closed by default" % e)
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if on_error_result is None:
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raise e
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return on_error_result
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for oh in normal_opening_hours:
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if oh['days'] and when_weekday not in oh['days']:
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logging.debug("when_weekday (%s) no in days (%s)" % (when_weekday,oh['days']))
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continue
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if not oh['hours_periods']:
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# All day opened
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return {'closed': False, 'exceptional_closure': False, 'exceptional_closure_all_day': False}
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for hp in oh['hours_periods']:
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if hp['start']<=when_time and hp['stop']>= when_time:
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return {'closed': False, 'exceptional_closure': False, 'exceptional_closure_all_day': False}
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logging.debug("Not in normal opening hours => closed")
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return {'closed': True, 'exceptional_closure': False, 'exceptional_closure_all_day': False}
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# Not a nonworking day, not during exceptional closure and no normal opening hours defined => Opened
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return {'closed': False, 'exceptional_closure': False, 'exceptional_closure_all_day': False}
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53
tests/tests_opening_hours.py
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tests/tests_opening_hours.py
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import os, sys
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sys.path.insert(0,os.path.dirname(os.path.dirname(os.path.abspath( __file__ ))))
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import opening_hours
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import datetime, logging
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debug=True
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if debug:
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logging.basicConfig(level=logging.DEBUG)
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else:
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logging.basicConfig(level=logging.INFO)
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exceptional_closures=["22/09/2017", "20/09/2017-22/09/2017", "20/09/2017-22/09/2017 18/09/2017","25/11/2017", "26/11/2017 9h30-12h30"]
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print "Raw exceptional closures value : %s" % exceptional_closures
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print "Parsed exceptional closures : %s" % opening_hours.parse_exceptional_closures(exceptional_closures)
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normal_opening_hours=["lundi-mardi jeudi 9h30-12h30 14h-16h30", "mercredi vendredi 9h30-12h30 14h-17h"]
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print "Raw normal opening hours : %s" % normal_opening_hours
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print "Parsed normal opening hours : %s" % opening_hours.parse_normal_opening_hours(normal_opening_hours)
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nonworking_public_holidays=[
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'1janvier',
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'paques',
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'lundi_paques',
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'1mai',
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'8mai',
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'jeudi_ascension',
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'lundi_pentecote',
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'14juillet',
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'15aout',
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'1novembre',
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'11novembre',
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'noel',
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]
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print "Raw nonworking_public_holidays values : %s" % nonworking_public_holidays
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print "Is closed (now) : %s" % opening_hours.is_closed(normal_opening_hours,exceptional_closures,nonworking_public_holidays)
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tests=[
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{ 'date_time': datetime.datetime(2017, 5, 1, 20, 15), 'result': {'exceptional_closure': False, 'closed': True, 'exceptional_closure_all_day': False} },
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{ 'date_time': datetime.datetime(2017, 5, 2, 15, 15), 'result': {'exceptional_closure': False, 'closed': False, 'exceptional_closure_all_day': False} },
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{ 'date_time': datetime.datetime(2017, 12, 25, 20, 15), 'result': {'exceptional_closure': False, 'closed': True, 'exceptional_closure_all_day': False} },
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{ 'date_time': datetime.datetime(2017, 9, 22, 15, 15), 'result': {'exceptional_closure': True, 'closed': True, 'exceptional_closure_all_day': True} },
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{ 'date_time': datetime.datetime(2017, 11, 25, 15, 15), 'result': {'exceptional_closure': True, 'closed': True, 'exceptional_closure_all_day': True} },
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{ 'date_time': datetime.datetime(2017, 11, 26, 11, 15), 'result': {'exceptional_closure': True, 'closed': True, 'exceptional_closure_all_day': False} },
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]
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for test in tests:
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result=opening_hours.is_closed(normal_opening_hours,exceptional_closures,nonworking_public_holidays, test['date_time'])
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if result == test['result']:
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status='OK'
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else:
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status='ERROR'
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print "Is closed (%s) : %s => %s" % (test['date_time'].isoformat(), result, status)
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