Major new features of the 3.6 series, compared to 3.5
Among the new major new features in Python 3.6 are:
PEP 468, Preserving Keyword Argument Order
PEP 487, Simpler customization of class creation
PEP 495, Local Time Disambiguation
PEP 498, Literal String Formatting
PEP 506, Adding A Secrets Module To The Standard Library
PEP 509, Add a private version to dict
PEP 515, Underscores in Numeric Literals
PEP 519, Adding a file system path protocol
PEP 520, Preserving Class Attribute Definition Order
PEP 523, Adding a frame evaluation API to CPython
PEP 524, Make os.urandom() blocking on Linux (during system startup)
PEP 525, Asynchronous Generators (provisional)
PEP 526, Syntax for Variable Annotations (provisional)
PEP 528, Change Windows console encoding to UTF-8
PEP 529, Change Windows filesystem encoding to UTF-8
PEP 530, Asynchronous Comprehensions
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