Merge branch 'master' into how-to-use-github

Author: bzaczynski

pydantic-ai/cats.py

@@ -2,7 +2,7 @@
 from pydantic_ai import Agent
 
 agent = Agent(
-    "google-gla:gemini-2.5-flash",
+    "google:gemini-2.5-flash",
     instructions="Help users with cat breeds. Be concise.",
 )
 

pydantic-ai/city.py

@@ -9,7 +9,7 @@ class CityInfo(BaseModel):
     fun_fact: str
 
 
-agent = Agent("google-gla:gemini-2.5-flash", output_type=CityInfo)
+agent = Agent("google:gemini-2.5-flash", output_type=CityInfo)
 
 result = agent.run_sync("Tell me about Tokyo")
 print(result.output)

pydantic-ai/first_agent.py

@@ -1,7 +1,7 @@
 from pydantic_ai import Agent
 
 agent = Agent(
-    "google-gla:gemini-2.5-flash",
+    "google:gemini-2.5-flash",
     instructions="You're a Python Expert. Reply in one sentence.",
 )
 

pydantic-ai/users.py

@@ -21,7 +21,7 @@ class UserSummary(BaseModel):
 
 
 agent = Agent(
-    "google-gla:gemini-2.5-flash",
+    "google:gemini-2.5-flash",
     output_type=UserSummary,
     deps_type=UserDatabase,
     instructions=(

python315-jit-compiler/README.md

@@ -0,0 +1,3 @@
+# Python 3.15 Preview: Upgraded JIT Compiler
+
+This folder provides the code examples for the Real Python tutorial [Python 3.15 Preview: Upgraded JIT Compiler](https://realpython.com/python315-jit-compiler/)

python315-jit-compiler/quick_bench.py

@@ -0,0 +1,35 @@
+"""Quick benchmark: compare CPython 3.15 with the JIT off vs on.
+
+Run twice against the same 3.15 build and compare the two timings:
+
+    PYTHON_JIT=0 python quick_bench.py
+    PYTHON_JIT=1 python quick_bench.py
+"""
+
+import sys
+from timeit import timeit
+
+ITERATIONS = 20_000_000
+REPEATS = 5
+
+
+def workload():
+    x = 1.0
+    for _ in range(ITERATIONS):
+        x = x * 1.0001
+    return x
+
+
+def jit_enabled():
+    jit = getattr(sys, "_jit", None)
+    return bool(jit and jit.is_enabled())
+
+
+def main():
+    seconds = timeit(workload, number=REPEATS) / REPEATS
+    label = "JIT on" if jit_enabled() else "JIT off"
+    print(f"{label}: {seconds:.2f} s")
+
+
+if __name__ == "__main__":
+    main()