cf.DomainAncillary

class cf.DomainAncillary(properties={}, attributes={}, data=None, bounds=None, source=None, copy=True)[source]

Bases: cf.boundedvariable.BoundedVariable

A CF domain ancillary construct.

DimensionCoordinate CF methods

all Test whether all data array elements evaluate to True.
allclose Returns True if two broadcastable domain ancillarys have equal array values to within numerical tolerance.
any Return True if any data array elements evaluate to True.
append
asdatetime Convert the internal representation of data array elements to date-time objects.
asreftime Convert the internal representation of data array elements to numeric reference times.
attributes Attributes which are not CF properties.
ceil The ceiling of the data array.
chunk Partition the data array.
clip Clip (limit) the values in the data array and its bounds in place.
close Close all files referenced by the bounded variable.
concatenate Join a sequence of bounded variables together.
contiguous Return True if a domain ancillary has contiguous cells.
convert_reference_time Convert reference time data values to have new units.
copy Return a deep copy.
cos Take the trigonometric cosine of the data array and bounds in place.
count Emulate
cyclic Set the cyclicity of axes of the data array and bounds.
datum Return an element of the data array as a standard Python scalar.
delprop Delete a CF property.
direction Return None, indicating that it is not specified whether the values are increasing or decreasing.
dump Return a string containing a full description of the domain ancillary object.
equals True if two domain ancillarys are equal, False otherwise.
equivalent True if two domain ancillarys are equal, False otherwise.
exp The exponential of the data array.
expand_dims Insert a size 1 axis.
extend
files Return the names of any files containing parts of the data array.
fill_value Return the data array missing data value.
flip Flip dimensions of the data array and bounds in place.
floor Floor the data array.
getprop Get a CF property.
hasprop Return True if a CF property exists, otherise False.
HDF_chunks
identity Return the identity.
index L.index(value, [start, [stop]]) – return first index of value.
insert
insert_bounds Insert cell bounds.
insert_data Insert a new data array.
inspect Inspect the object for debugging.
log Take the logarithm the data array and bounds element-wise.
mask_invalid Mask the array where invalid values occur (NaN or inf).
match Determine whether or not a variable satisfies conditions.
max The maximum of the data array.
mean The unweighted mean the data array.
mid_range The unweighted average of the maximum and minimum of the data array.
min The minimum of the data array.
name Return a name.
override_calendar Override the calendar of date-time units.
override_units

New in version 2.0.

pop
properties Attributes which are CF properties.
range The absolute difference between the maximum and minimum of the data array.
remove
remove_data Remove and return the data array.
rint round data array.
roll

New in version 2.0.

round evenly round elements of the data array to the given
sample_size The number of non-missing data elements in the data array.
sd The unweighted sample standard deviation of the data array.
select Return the instance if it matches the given conditions.
DomainAncillary.set_equals
setprop Set a CF property.
sin Take the trigonometric sine of the data array and bounds in place.
squeeze Remove size 1 dimensions from the data array and bounds in place.
sum The sum of the data array.
tan Take the trigonometric tangent of the data array and bounds in place.
transpose Permute the dimensions of the data array and bounds in place.
trunc Truncate the data array.
unique The unique elements of the data array.
var The unweighted sample variance of the data array.
where Set data array elements depending on a condition.
Data The cf.Data object containing the data array.
T Always False.
Units The Units object containing the units of the data array.
X Always False.
Y Always False.
Z Always False.
add_offset The add_offset CF property.
array A numpy array deep copy of the data array.
binary_mask A binary (0 and 1) missing data mask of the data array.
bounds The cf.Bounds object containing the cell bounds.
calendar The calendar CF property.
cellsize A cf.Data object containing the variable cell sizes.
comment The comment CF property.
data The cf.Data object containing the data array.
day The day of each date-time data array element.
dtarray An independent numpy array of date-time objects.
dtvarray A numpy array view the data array converted to date-time objects.
dtype Numpy data-type of the data array.
hardmask Whether the mask is hard (True) or soft (False).
hasbounds True if there are cell bounds.
hasdata True if there is a data array.
history The history CF property.
hour The hour of each date-time data array element.
isauxiliary True if the variable is an auxiliary coordinate object.
isdimension True if the variable is a dimension coordinate object.
isdomainancillary True, denoting that the variable is a domain ancillary object.
isfieldancillary True if the variable is a field ancillary object.
ismeasure True if the variable is a cell measure object.
isperiodic

New in version 2.0.

isscalar True if the data array is scalar.
leap_month The leap_month CF property.
leap_year The leap_year CF property.
long_name The long_name CF property.
lower_bounds The lower cell bounds in a cf.Data object.
mask The mask of the data array.
minute The minute of each date-time data array element.
missing_value The missing_value CF property.
month The month of each date-time data array element.
month_lengths The month_lengths CF property.
ndim The number of dimensions in the data array.
reference_datetime
scale_factor The scale_factor CF property.
second The second of each date-time data array element.
shape A tuple of the data array’s dimension sizes.
size The number of elements in the data array.
standard_name The standard_name CF property.
subspace Return a new bounded variable whose data and bounds are subspaced in a consistent manner.
units The units CF property.
unsafe_array
upper_bounds The upper cell bounds in a cf.Data object.
valid_max The valid_max CF property.
valid_min The valid_min CF property.
valid_range The valid_range CF property.
varray A numpy array view of the data array.
year The year of each date-time data array element.