v0.4.2

• Fix obo export with utf-8 chars

v0.4.1

• Fix owl parser
• Fix obo export on headerless ontology files

v0.4.0

• Changed Term obo export to be more compliant with the Obo File Format
• Added metadata extraction of Owl files (for now, only oboInOwl tags are supported, but more xml namespaces will be added
• Added obo export of metadata (Obo headers)
• Switched imports to absolute imports
• Reversed to the stdlib multiprocessing.queues.Queue implementation. This should fix both deadlocks and #4, but sometimes produces a BrokenPipeError in background processes after the end of the parsing...
• Enhanced API documentation
• Fixed occasional duplication of Terms in TermList

v0.3.3

• Attempted compatibility patch for multiprocessing to work with
  Mac OS X

v0.3.2

• Improved Python2/3 compatibility & performance using six

v0.3.1

• Added a stricter timeout to ontology opening to avoid waiting ages for each imports

v0.3.0

• Increased multiprocessing support
• Made all pronto types pickable (protocol >=2 required)
• Fix many performance issues

v0.2.1

• Fix Relationships other than predefined ones not extracting
• Moved Relationship class properties bottomup and topdown to class methods

v0.2.0

• Relationship are now extracted as objects
• Children, parents, rchildren and rparents properties and methods of each Term are now memoized
• Relationship classes have a Lock class property to avoid data races when Relationship objects may be created at the same time they are iterated over