New Feature: Partial support for Python 3.7 data classes. Classes must subclass from NamedTuple. Doesn't yet handle @dataclass class decorator. (Contribution from mhzed)
New Feature: Detect and flag attempt to instantiate abstract class or any class that derives from an abstract class that doesn't override all abstract methods.
New Feature: Pyright now retrieves the search paths from the default python interpreter or from the interpreter specified by the python.pythonPath setting in VS Code.
Fixed bug in file URI formatting that caused error messages on Windows.
Fixed exit code reporting in command-line tool.
Provided hover support in VS Code extension for symbols that have unknown types.