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import timeit
from pathlib import Path
from fastapi.templating import Jinja2Templates
from jinja2 import Environment, FileSystemLoader
from jinjax import Catalog
here = Path(__file__).parent
number = 10_000
catalog = Catalog()
catalog.add_folder(here)
env = Environment(loader=FileSystemLoader(here))
templates = Jinja2Templates(directory=here)
def render_jinjax_simple():
"""simple case"""
catalog.render("Simple", message="Hey there")
def render_jinjax_real():
"""realistic case"""
catalog.render("Real", message="Hey there")
def render_jinja():
env.get_template("hello.html").render(message="Hey there")
def render_fastapi():
templates.TemplateResponse("hello.html", {"request": None, "message": "Hey there"})
def benchmark_no_cache(func):
print(f"NO CACHE: {number:_} renders of {func.__doc__}...\n")
catalog.use_cache = False
benchmark(func)
def benchmark_auto_reload(func):
print(f"CACHE, AUTO-RELOAD: {number:_} renders of {func.__doc__}...\n")
catalog.use_cache = True
catalog.auto_reload = True
benchmark(func)
def benchmark_no_auto_reload(func):
print(f"CACHE, NO AUTO-RELOAD: {number:_} renders of {func.__doc__}...\n")
catalog.use_cache = True
catalog.auto_reload = False
benchmark(func)
def benchmark(func):
time_jinjax = timeit.timeit(func, number=number)
print_line("JinjaX", time_jinjax)
print(f"{time_jinjax / time_jinja:.1f} times Jinja")
print(f"{time_jinjax / time_fastapi:.1f} times FastApi")
def print_line(name, time):
print(f"{name}: {(time / number):.12f}s per render ({(1_000_000 * time / number):.0f}µs), {time:.1f}s total")
def print_separator():
print()
print("-" * 60)
if __name__ == "__main__":
print("Benchmarking...\n")
time_jinja = timeit.timeit(render_jinja, number=number)
time_fastapi = timeit.timeit(render_fastapi, number=number)
print_line("Jinja", time_jinja)
print_line("FastApi", time_fastapi)
print_separator()
benchmark_no_cache(render_jinjax_simple)
print_separator()
benchmark_auto_reload(render_jinjax_simple)
print_separator()
benchmark_no_auto_reload(render_jinjax_simple)
print_separator()
benchmark_no_cache(render_jinjax_real)
print_separator()
benchmark_auto_reload(render_jinjax_real)
print_separator()
benchmark_no_auto_reload(render_jinjax_real)
print()
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