Pyverilog

Update
- ast_code_generator: Signed signal is supported in IOport declarations.
- Case-insensitivity of X and Z in dataflow_analyzer

Test environment

Update
- Every AST object includes the line number in its source code. Test cases are updated for supporting the line number.

Test environment

Update
- ast_code_generator: more prettified source code generation by removing redundant spaces and parens.
- "from __future__ import absolute_import / print_function" are appended for all tests.

Test environment

Update
- ast_code_generator: Redundant parens are removed from generated source codes, based on the operator priority.
- Some examples for ast_code_generator are added.

Test environment

Update
- Example usages in the main source codes are moved to 'examples'.
- Unnecessary 'sys.path.insert's are removed.

Test environment

New Features
- 'absolute_import' and 'print_function' of __future__ are added for all files.
- vparser: number representation bugs in lexer.py are fixed.
- dataflow: bugs of scoped signal access in signalvisitor.py and bindvisitor.py are fixed.
- ast_code_generator: some templates (case, wait) are updated.
- tests: directory is rearranged for pytest.
- setup.py: 'install_requires' field is added. You can install dependent python libraries easily.

Test environment