v0.9.0

Added

• Support to N3-rc4
• Included new interops from Neo-rc4
  • get_network
  • get_random
• Included OracleRequestCode enum for better compatibility with Oracles
• Implemented Python's builtin str count

Changed

• Changed manifest's features from an empty array to an empty object
• Included maxsplit optional argument on str split method

v0.8.3

Added

• Included import of user modules
• Module variables are now linked to the contract's storage to persist their values
• Support to Python's builtins:
  • is keyword
  • reversed
  • str.split
  • list.count and tuple.count
• Included the remaining Neo interops in the builtin.interop package
• Included ECPoint type
• Included find_options optional argument to Storage.Find interop
• Included new smart contract example
  • Update Contract
• Implemented compiler validation of try else branch

Changed

• Renamed interop.binary package to interop.stdlib
• min and max methods now accept many arguments instead of just two

Fixed

• Fixed isinstance for Contract boa3 builtin class
• Fixed issue with not passing values to a vararg

v0.8.2

Added

• Support to N3-rc3
• Implemented varargs on function definitions
• Allow importing modules and packages
  • Only from boa3.builtin are accepted by the compiler
• Implemented Neo interop functions:
  • Runtime script_container and burn_gas
  • StorageContext as_read_only
  • Transaction interops:
    • get_transaction, get_transaction_from_block and get_transaction_height
• Implemented Optional type annotation
• Included ON_PERSIST and POST_PERSIST triggers

Changed

• Updated debug info generation to v1.2 format
• Included data argument to call_contract and update_contract
• Renamed get_time and get_platform to time and platform

Fixed

• Fixed variables access after casting types
• Fixed incorrect output when concatenation str and bytes values
• Fixed issue with control flow statements with many instructions
• Fixed issue with UInt160 and UInt256 constructors with slicing result
• Fixed unexpected result when comparing str values
• Fixed blocks and transactions hashes that TestEngine returns
• Fixed isinstance for boa3 builtin types
• Fixed issue with incorrect stack sizes during runtime

v0.8.1

Added

• Support to N3-rc2
• Implemented itoa, atoi and get_block interop methods
• Included UInt256 type
• Implemented Python built-in sum function
• Support to type casting

Changed

• Included an optional CallFlags argument in call_contract method

v0.8.0

Added

• Included StorageMap class
• Implemented ** operator and sqrt function
• Supports Oracle in smart contracts
• Implemented abs builtin

Fixed

• Assert statements weren't included in .nefdbgnfo

v0.7.1

Added

• Support to Neo 3 rc1
• Implemented Python in operator for collections
• Support to reassign types to existing variables in a function's scope
• Included StorageContext to the storage interop functions
• Included new smart contract example
  • Automated Market Maker (AMM)

Changed

• Included eventName argument to notify interop
• Renamed trigger method to get_trigger

Fixed

• Fixed smart contract's storage access in TestEngine
• Null return in update_contract and destroy_contract interops
• get_contract and create_contract were returning contract's manifest as null
• Fixed Union type bug when used in CreateNewEvent

v0.7.0

Added

• Support to Neo 3 preview 5
• Included Iterator interops
• Implemented Storage.Find interop
• Included new smart contract examples
  • Atomic Swap
  • Wrapped Token
• Included Python 3.7 unit tests in CircleCI workflow
• Implemented Python built-in functions
  • exit, min and max
  • list methods insert and remove

Changed

• Improved compilation with isinstance function semantic for Python types
• Updated README file with how to use TestEngine

Fixed

• Fixed operation validation when using non-primitive types
  • Couldn't use UInt160 values in bytes operations for example
• Invalid stack size when calling void functions
• Compilation failing because of concatenation with bytes values
• Variable types in different scopes causing conflict during compilation
• Fixed conversion of sequence slicing with negative indexes

v0.6.1

Added

• Included a NEP-17 example
• Implemented Union type annotation
• Implemented extend to bytearray values

Changed

• Change Contract methods implementations to be compatible with Neo's preview4

Fixed

• Bytes comparison was always returning False
• Get values from collection (list, dict, tuple) was returning the collection instead

v0.6.0

Added

• Implemented cryptography methods
  • SHA256, RIPEMD160, HASH160 and HASH256
• Included Contract methods
  • Create, Update and Destroy contract
• Included base58 and base64 encoding/decoding
• New Neo Interops
  • GetExecutingScriptHash, GetEntryScriptHash and GetPlatform
• Json and Binary serialization/deserialization
• GetNotifications, for getting the list of events and values sent using notify()
• Implemented a method to abort smart contract execution
• Included UInt160 type for compatibility with NEP17
• GetCurrentStorageContext, for Storage Interops
• New features in the TestEngine
  • Included call other smart contracts
  • Account witness
  • Inclusion of blocks and transactions

Changed

• Improved examples' unit tests using TestEngine
• Changed nef and manifest generation to be compatible with Neo's preview4

Fixed

• Fixed the type checking for sequence slices
• If-else branches inside each other weren't having the same execution flow as expected
• Type attribution in for variable - was getting iterable type instead of iterable's values type

Removed

• is_application_trigger and is_verification_trigger methods

v0.5.0

Added

• Converted time, height, gasLeft and invocationCounter interops
• Implemented compiler validation of try finally branch
• Included execution tests in the unit tests using the TestEngine from the C# compiler

Changed

• Replaced the markdown Python Supported Features table to a html table in the README