Python 3.15 RC1: Lazy Imports, frozendict, and Tachyon Profiler
Python 3.15 RC1 dropped August 4. Feature freeze is done, the ABI is stable, and the October GA release is now a formality ...
MCP Python SDK v2: Migrate FastMCP to MCPServer Now
MCP Python SDK v2 shipped July 27. FastMCP is now MCPServer — no alias, no ...
Build Your First MCP Server in Python (2026 Guide)
Learn to build an MCP server in Python with FastMCP in under 30 minutes. Covers ...
Python 3.15 RC1: Lazy Imports, frozendict, What Breaks
Python 3.15 RC1 shipped August 4. Features are locked for October. Here's what lazy imports, ...
Python 3.14 T-Strings: The Safer Alternative to F-Strings
Python 3.14 introduces t-strings (PEP 750), a new string type that prevents SQL injection and ...
uv 0.12.0: Packaged by Default — Upgrade Checklist
uv 0.12.0 changes uv init to src/ layout by default and enforces SSL certs strictly. Here is what breaks and the 3-step checklist ...
PyPI Locks Old Releases After 14 Days: Migrate Now
PyPI now rejects new file uploads to releases older than 14 days. Here is what ...
Python 3.14 T-Strings: Stop Using f-Strings for SQL and HTML
Python 3.14 t-strings give you a structural interception point between expressions and output — making ...
Ruff v0.16.0: 413 Default Rules Break Unpinned Python Pipelines
Ruff v0.16.0 expands defaults from 59 to 413 rules. Here's what changed, what to pin, ...
Python 3.15 Beta 4: Final Beta Before RC — What Breaks and What to Test
Python 3.15 Beta 4 is the last beta before RC1 on Aug 4. Lazy imports, ...