Code Snippets

Rust:

• Optimized cargo.toml

[profile.release]
lto = true
strip = true
opt-level = 3
panic = "abort"
codegen-units = 1

• Async main function

#[tokio::main(flavor = "multi_thread")]
async fn main() -> Result<(), Box<dyn Error>> {}

• Clap Subcommands

use clap::{Parser, value_parser};

#[derive(Parser, Debug, Clone)]
pub enum CliArguments {}

• Clippy config

#![warn(
    clippy::all,
    clippy::restriction,
    clippy::pedantic,
    clippy::nursery,
    clippy::cargo
)]
#![allow(
    clippy::missing_docs_in_private_items,
    clippy::question_mark_used,
    clippy::std_instead_of_core,
    clippy::cargo_common_metadata,
    clippy::blanket_clippy_restriction_lints,
    clippy::print_stdout,
    clippy::implicit_return,
    clippy::unwrap_used,
    clippy::arbitrary_source_item_ordering,
    clippy::single_call_fn,
    clippy::allow_attributes_without_reason,
    clippy::missing_const_for_fn,
    clippy::shadow_reuse,
)]

• Rustfmt config

max_width = 56
use_field_init_shorthand = true
use_small_heuristics = "Max"

Python

• Polars config

from polars import Config

Config.set_engine_affinity(engine="streaming")
Config.set_tbl_cols(-1)
Config.set_tbl_rows(-1)
Config.set_tbl_width_chars(-1)
Config.set_tbl_formatting("UTF8_FULL", rounded_corners=True)
Config.set_tbl_cell_alignment("CENTER")
Config.set_tbl_column_data_type_inline(True)

• Fastapi App

from fastapi import FastAPI

DESCRIPTION = """
# A API
"""

app = FastAPI(
    swagger_ui_parameters = {"tryItOutEnabled": True},
    title = "API",
    debug = True,
    version = "0",
    description = DESCRIPTION.strip(),
)


@app.get("/")
def home() -> dict[str, str]:
    return {
        "title" : "A API",
        "description" : DESCRIPTION,
        "description_type" : "markdown"
    }