PyCharm 2016.1 RC 发布了。PyCharm是由JetBrains打造的一款Python IDE。
改进日志：
| Code Insight | Feature | PY-18598 | Proposal to extend PY2 type signatures with "(...) -> rtype" |
| Feature | PY-18741 | Support inline comments with type annotations for individual function parameters | |
| Feature | PY-18254 | Support Python 2.7 additions to PEP 484 | |
| Bug | PY-18820 | Intention "Annotate types" inserts "NoneType" instead of plain "None" in function type comments | |
| Bug | PY-18726 | PEP 484 function type comments containing Callable types are not recognized | |
| Bug | PY-18762 | Support annotations for homogeneous tuples, e.g. Tuple[int, ...] | |
| Bug | PY-18763 | Support annotations for callable objects with unconstrained parameter types | |
| Bug | PY-18739 | Old type format for auto-generated annotations | |
| Exception | PY-18328 | CTRL+ALT+B on method leads to excpetion | |
| Debugger | Bug | PY-18780 | Remote debugger: incorrect warning |
| Bug | PY-18655 | PyCharm ships with "tests" pydev helper |
下载地址：http://confluence.jetbrains.com/display/PYH/JetBrains+PyCharm+Preview+(EAP)