1.9.0.3

2022-03-10

• Fixed bug that caused a failure from cfdm.write when writing identical (auxiliary) coordinates to different data variables in different groups (#177)
• Fixed bug that caused cf.Domain.__str__ to fail when a dimension coordinate construct does not have data (#174)
• New dependency: packaging>=20.0
• Changed dependency: cftime>=1.6.0

1.9.0.2

2022-01-31

• Fixed bug that caused a cfdm.write failure when a vertical coordinate reference construct has no coordinates (#164)
• Fixed bug that caused a failure when downstream identities methods return an itertools.chain object (#170)

1.9.0.1

2021-10-12

• Fixed bug that prevented some geometry coordinates being written to netCDF CLASSIC files (#140)
• Fixed bug that a caused segmentation fault when appending a string data type to netCDF files (#155)
• Fixed bug in cf.Field.get_domain when there are climatological time axes (#159)

1.9.0.0

2021-09-21

• Python 3.6 support removed (#139)
• Conversion of cfdm.Domain to a non-abstract that may be read from and written to a netCDF dataset (#111)
• New method: cfdm.Domain.creation_commands
• New method: cfdm.Domain.climatological_time_axes
• New method: cfdm.AuxiliaryCoordinate.del_climatology
• New method: cfdm.AuxiliaryCoordinate.get_climatology
• New method: cfdm.AuxiliaryCoordinate.is_climatology
• New method: cfdm.AuxiliaryCoordinate.set_climatology
• New method: cfdm.DimensionCoordinate.del_climatology
• New method: cfdm.DimensionCoordinate.get_climatology
• New method: cfdm.DimensionCoordinate.is_climatology
• New method: cfdm.DimensionCoordinate.set_climatology
• New function: cfdm.unique_constructs
• New function: cfdm.example_fields
• Construct access API changes from 1.8.9.0 applied to Field.convert
• Improved error message for invalid inputs to Field.convert
• Raise exception when attempting to write multiply defined coordinate reference parameters (#148)
• Interpret format specifiers for size 1 cfdm.Data arrays (#152)
• Fix file name expansions in cfdm.write (#157)

1.8.9.0

2021-05-25

• Construct access API changes (#124, #130, #132, #137)
• Performance enhancements (#124, #130)
• New write mode mode='a' for appending to, rather than over-writing, a netCDF file on disk (#143)
• Better error message in the case of a numpy.ma.core.MaskError occurring upon reading of CDL files with only header or coordinate information (#128)
• Fix for zero-sized unlimited dimensions when read from a grouped netCDF file (#113)
• Fix bug causing occasional non-symmetric equals operations (#133)
• Changed dependency: cftime>=1.5.0
• Changed dependency: netCDF4>=1.5.4

1.8.8.0

2020-12-18

• The setting of global constants can now be controlled by a context manager (#100)
• Fixed bug that caused a failure when writing a dataset that contains a scalar domain ancillary construct (#98)
• Changed dependency: cftime>=1.3.0