def d2w(x): # 2018-05-20
if isinstance(x, str):
x = s2d(x)
y = x.isocalendar() # ISOyear, ISOweeknumber, ISOweekday
wochennummer = y[1]
wochentag = y[2] - 1 # Wochentag beginnt aus Montag(1), Sontag ist 7
x = x - dl(days=wochentag)
#
res = x.strftime('%4d-%02d-%02d-w' % (x.year, x.month, x.day))
res += str(wochennummer)
return res
def tplus(t1, t2):
assert (isinstance(t1, tm))
assert (isinstance(t2, tm))
diff = dl(hours=t2.hour,
minutes=t2.minute,
seconds=t2.second,
microseconds=t2.microsecond)
z = dt.combine(dy.today(), t1)
z += diff
return z.time()
def p2q(x):
if x.minute in [0, 15, 30, 45]: return x
min = x.minute
q = min // 15
r = min % 15
if r < 8:
min = q * 15 + 0
else:
min = q * 15 + 15
diff = min - x.minute
y = x + dl(minutes=diff)
return y
def q2d(w, fy=12):
assert fy in range(1, 13)
if not is_q(w): return w
j = int(w[0:4])
q = int(w[-1])
d = calendar.monthrange(j, fy)[1]
tag = dy(j, fy, d)
#
if q == 4:
d = 0
elif q == 3:
d = 31 * 3 * 1
elif q == 2:
d = 31 * 3 * 2
elif q == 1:
d = 31 * 3 * 3
tag -= dl(days=d)
#
d = calendar.monthrange(tag.year, tag.month)[1]
tag = dy(tag.year, tag.month, d)
return tag
def min2strt(x): y = dt(1,1,1,0,0) + dl(minutes=x) y = str(y)[-8:-3] # print( y ) return y
def utc2jst(zt):
# x = zt.replace(tzinfo=dateutil.tz.tzlocal())
x = zt.astimezone(tz.utc)
# print( x.tzinfo ) #d
x = x.astimezone(tz(dl(hours=+9)))
return x
def tzconv(zt, des='JST', aux='UTC'):
if aux == 'JST':
x = zt.astimezone(tz(dl(hours=+9)))
return x
def s2z(x, zeichnis=''):
# assert( str, type(x) )
### DELTA ###
d4dl = re.match('^(\d+)D', x)
if d4dl:
d4dl = d4dl.group(1)
d4dl = int(d4dl)
# ex. 1950/09/09
if re.match('^\d{4}/\d{2}/\d{2}$', x):
x = dt.strptime(x, '%Y/%m/%d')
if zeichnis == '' or zeichnis == 'd':
return dy(x.year, x.month, x.day)
# ex. 1955-03-07
elif re.match('^\d{4}-\d{2}-\d{2}$', x):
x = dt.strptime(x, '%Y-%m-%d')
if zeichnis == '' or zeichnis == 'd':
return dy(x.year, x.month, x.day)
# ex. 18:39
elif re.match('^\d{2}:\d{2}$', x):
x = dt.strptime(x, '%H:%M')
if zeichnis == '' or zeichnis == 't':
return tm(x.hour, x.minute, 0)
# ex. 18:10:40
elif re.match('^\d{2}:\d{2}:\d{2}$', x):
x = dt.strptime(x, '%H:%M:%S')
if zeichnis == '' or zeichnis == 't':
return tm(x.hour, x.minute, x.second)
# ex. 18:10.40
elif re.match('^\d{2}:\d{2}\.\d+$', x):
x = dt.strptime(x, '%M:%S.%f')
return tm(0, x.minute, x.second, x.microsecond)
# ex. 1983-01-22 18:40:15
elif re.match('^\d{4}/\d{2}/\d{2} \d{2}:\d{2}:\d{2}$', x):
x = dt.strptime(x, '%Y-%m-%d %H:%M:%S')
if zeichnis == '' or zeichnis == 'p':
return dt(x.year, x.month, x.day, x.hour, x.minute, x.second)
# ex. 1989-11-07 18:40:15
elif re.match('^\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}$', x):
x = dt.strptime(x, '%Y-%m-%d %H:%M:%S')
if zeichnis == '' or zeichnis == 'p':
return dt(x.year, x.month, x.day, x.hour, x.minute, x.second)
# ex. 1989-11-07 18:40:15.500189
elif re.match('^\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}(\.\d+)?$', x):
x = re.sub('\.\d+$', '', x)
x = dt.strptime(x, '%Y-%m-%d %H:%M:%S')
if zeichnis == '' or zeichnis == 'p':
return dt(x.year, x.month, x.day, x.hour, x.minute, x.second)
### 2017-09-16 ###
# ex. 19800528
elif re.match('^\d{4}\d{2}\d{2}$', x):
x = dt.strptime(x, '%Y%m%d')
if zeichnis == '' or zeichnis == 'd':
return dy(x.year, x.month, x.day)
elif re.match('^\d{2}\d{2}\d{2}$', x):
if int(x[0:2]) >= 80:
w = '19'
else:
w = '20'
x = dt.strptime(w + x, '%Y%m%d')
if zeichnis == '' or zeichnis == 'd':
return dy(x.year, x.month, x.day)
# ex. 0909
elif re.match('^[01]\d[0-3]\d$', x):
x = dt.strptime(x, '%m%d')
if zeichnis == '' or zeichnis == 'd':
return dy(dy.today().year, x.month, x.day)
### 2018-11-04 ###
elif re.match('^\d+D \d{1,2}:\d{1,2}:\d{1,2}$', x):
x = dt.strptime(x, '%dD %H:%M:%S')
x = dl(days=d4dl, hours=x.hour, minutes=x.minute, seconds=x.second)
return x
#
elif re.match('^\d+D \d{1,2}:\d{1,2}$', x):
x = dt.strptime(x, '%dD %H:%M')
x = dl(days=d4dl, hours=x.hour, minutes=x.minute)
return x
return x
def t2k(x):
return dl(hours=x.hour, minutes=x.minute)