def _canonical_key(cls, args, kwargs):
extra_dims = cls.extra_dims
dimensions_set = set(extra_dims)
if not set(kwargs) <= dimensions_set:
extra = sorted(set(kwargs) - dimensions_set)
raise TypeError(
'%s does not have the following %s: %s\n'
'Valid dimensions are: %s' % (
cls.__name__,
s('dimension', extra),
', '.join(extra),
', '.join(extra_dims),
), )
if len(args) > len(extra_dims):
raise TypeError(
'%s has %d extra %s but %d %s given' % (
cls.__name__,
len(extra_dims),
s('dimension', extra_dims),
len(args),
plural('was', 'were', args),
), )
missing = object()
coords = OrderedDict(zip(extra_dims, repeat(missing)))
to_add = dict(zip(extra_dims, args))
coords.update(to_add)
added = set(to_add)
for key, value in kwargs.items():
if key in added:
raise TypeError(
'%s got multiple values for dimension %r' % (
cls.__name__,
coords,
), )
coords[key] = value
added.add(key)
missing = {k for k, v in coords.items() if v is missing}
if missing:
missing = sorted(missing)
raise TypeError(
'no coordinate provided to %s for the following %s: %s' % (
cls.__name__,
s('dimension', missing),
', '.join(missing),
), )
# validate that all of the provided values exist along their given
# dimensions
for key, value in coords.items():
if value not in cls.extra_dims[key]:
raise ValueError(
'%r is not a value along the %s dimension of %s' % (
value,
key,
cls.__name__,
), )
return coords, tuple(coords.items())
def _canonical_key(cls, args, kwargs):
extra_dims = cls.extra_dims
dimensions_set = set(extra_dims)
if not set(kwargs) <= dimensions_set:
extra = sorted(set(kwargs) - dimensions_set)
raise TypeError(
'%s does not have the following %s: %s\n'
'Valid dimensions are: %s' % (
cls.__name__,
s('dimension', extra),
', '.join(extra),
', '.join(extra_dims),
),
)
if len(args) > len(extra_dims):
raise TypeError(
'%s has %d extra %s but %d %s given' % (
cls.__name__,
len(extra_dims),
s('dimension', extra_dims),
len(args),
plural('was', 'were', args),
),
)
missing = object()
coords = OrderedDict(zip(extra_dims, repeat(missing)))
to_add = dict(zip(extra_dims, args))
coords.update(to_add)
added = set(to_add)
for key, value in kwargs.items():
if key in added:
raise TypeError(
'%s got multiple values for dimension %r' % (
cls.__name__,
coords,
),
)
coords[key] = value
added.add(key)
missing = {k for k, v in coords.items() if v is missing}
if missing:
missing = sorted(missing)
raise TypeError(
'no coordinate provided to %s for the following %s: %s' % (
cls.__name__,
s('dimension', missing),
', '.join(missing),
),
)
# validate that all of the provided values exist along their given
# dimensions
for key, value in coords.items():
if value not in cls.extra_dims[key]:
raise ValueError(
'%r is not a value along the %s dimension of %s' % (
value,
key,
cls.__name__,
),
)
return coords, tuple(coords.items())
