def lecture_end(date: "date to convert"=None ) -> "end of the specified semester": """Determines the ending date for the calendar from a given date. Examples: >>> lecture_end(datetime.date(2016, 1, 1)) datetime.date(2016, 2, 6) >>> lecture_end(datetime.date(2015, 3, 1)) datetime.date(2015, 7, 18) >>> lecture_end(datetime.date(2015, 11, 11)) datetime.date(2016, 2, 6) """ if date is None: given_date = datetime.date.today() else: given_date = date # list for the return of the semester query semester_list = [] semester_list = sparql_requests.date_finder() # parameter for the for-loop x = 0 # default since the first 'if' has to be a success in case we only have one # summer or winter semester ws_begin = datetime.date(given_date.year - 5, 1, 1) ss_begin = datetime.date(given_date.year - 5, 1, 1) ws_end = datetime.date(given_date.year - 5, 1, 1) ss_end = datetime.date(given_date.year - 5, 1, 1) # determining of the last summer- and wintersemester for s_type in semester_list: if semester_list[x]["type"] == 'W': if ws_begin < semester_list[x]["begin"]: ws_begin = semester_list[x]["begin"] ws_end = semester_list[x]["end"] elif semester_list[x]["type"] == 'S': if ss_begin < semester_list[x]["begin"]: ss_begin = semester_list[x]["begin"] ss_end = semester_list[x]["end"] x += 1 # Checking which semester is the last one, then returning the end of the # semester in question. if ss_end < ws_end: if given_date <= ss_end: # current summer semester return ss_end elif given_date <= ws_end: # current winter semester return ws_end elif ws_end < ss_end: # TODO siehe TODO oben, gleiches hier if given_date <= ws_end: # current winter semester return ws_end elif given_date <= ss_end: # current summer semester return ss_end
def semester_begin(date: "date to convert" = None) -> "begin of the specified winter- or summersemester":
"""Determines the starting date for the calendar from a given date.
Examples:
>>> semester_begin(datetime.date(2015, 3, 1))
datetime.date(2015, 4, 7)
>>> semester_begin(datetime.date(2015, 11, 11))
datetime.date(2015, 10, 12)
"""
if date is None:
given_date = datetime.date.today()
else:
given_date = date
# list for the return of the semester query
semester_list = []
semester_list = sparql_requests.date_finder()
# parameter for the for-loop
x = 0
# default since the first 'if' has to be a success in case we only have one
# summer or winter semester
ws_begin = datetime.date(given_date.year - 5, 1, 1)
ss_begin = datetime.date(given_date.year - 5, 1, 1)
ws_end = datetime.date(given_date.year - 5, 1, 1)
ss_end = datetime.date(given_date.year - 5, 1, 1)
# determining of the last summer- and wintersemester
for s_type in semester_list:
if semester_list[x]["type"] == "W":
if ws_begin < semester_list[x]["begin"]:
ws_begin = semester_list[x]["begin"]
ws_end = semester_list[x]["end"]
elif semester_list[x]["type"] == "S":
if ss_begin < semester_list[x]["begin"]:
ss_begin = semester_list[x]["begin"]
ss_end = semester_list[x]["end"]
x += 1
# Checking which semester is the last one, then returning the begin of the
# semester in question.
if ss_end < ws_end:
if given_date <= ss_end: # current summer semester
return ss_begin
elif given_date <= ws_end: # current winter semester
return ws_begin # TODO abfangen eines Datums, was nicht im Bereich ist? Sinnvoll ja/nein?
elif ws_end < ss_end:
if given_date <= ws_end: # current winter semester
return ws_begin
elif given_date <= ss_end: # current summer semester
return ss_begin
def semester(date: "date to convert" = None) -> "converted date for semester-specification":
"""Converts the given (or current if none is given)
date to a semester-specific format:
"xyy"
where
- x is the first letter of the semester season
(i.e. "w" for winter, "s" for summer)
- y is the last to numbers of the year
Examples:
>>> semester(datetime.date(2015, 12, 5))
'w15'
>>> semester(datetime.date(2016, 1, 13))
'w15'
>>> semester(datetime.date(2015, 4, 19))
's15'
>>> semester(datetime.date(2015, 1, 5))
'w14'
>>> semester(datetime.date(2016, 6, 11))
's16'
>>> semester(datetime.date(2014, 11, 6))
'w14'
"""
if date is None:
given_date = datetime.date.today()
else:
given_date = date
# list for the return of the semester query
semester_list = []
semester_list = sparql_requests.date_finder()
# parameter for the for-loop
x = 0
# default since the first 'if' has to be a success in case we only have one
# summer or winter semester
ws_begin = datetime.date(given_date.year - 5, 1, 1)
ss_begin = datetime.date(given_date.year - 5, 1, 1)
ws_end = datetime.date(given_date.year - 5, 1, 1)
ss_end = datetime.date(given_date.year - 5, 1, 1)
# determining of the last summer- and wintersemester
for s_type in semester_list:
if semester_list[x]["type"] == "W":
if ws_begin < semester_list[x]["begin"]:
ws_begin = semester_list[x]["begin"]
ws_end = semester_list[x]["end"]
elif semester_list[x]["type"] == "S":
if ss_begin < semester_list[x]["begin"]:
ss_begin = semester_list[x]["begin"]
ss_end = semester_list[x]["end"]
x += 1
# Differentiation between the latest semester
if ss_end < ws_end:
if given_date < ss_begin: # last winter semester
if given_date.month < 6: # next year date
return "w" + str(given_date.year - 1)[-2:]
elif given_date.month >= 6: # current year date
return "w" + str(given_date.year)[-2:]
elif given_date <= ss_end: # current summer semester
return "s" + str(given_date.year)[-2:]
elif given_date <= ws_end: # current winter semester
if given_date.month < 6: # next year date
return "w" + str(given_date.year - 1)[-2:]
elif given_date.month >= 6: # current year date
return "w" + str(given_date.year)[-2:]
elif ws_end < given_date:
return "s" + str(given_date.year)[-2:]
# Reverse situation from above. Effectively swapping the semesters
elif ws_end < ss_end:
if given_date < ws_begin: # last summer semester
return "s" + str(given_date.year)[-2:]
elif given_date <= ws_end: # current winter semester
if given_date.month < 6: # next year date
return "w" + str(given_date.year - 1)[-2:]
elif given_date.month >= 6: # current year date
return "w" + str(given_date.year)[-2:]
elif given_date <= ss_end: # current summer semester
return "s" + str(given_date.year)[-2:]
elif ss_end < given_date: # next winter semester
if given_date.month < 6: # next year date
return "w" + str(given_date.year - 1)[-2:]
elif given_date.month >= 6: # current year date
return "w" + str(given_date.year)[-2:]