Code Explainers

Code explainers tagged #cli

python 
import random
 
import click
from faker import Faker

Building a Flask seed command with Click

cli database seeding orm
Intermediate 7 steps
python 
import click
 
 
@click.command()

Building a typed CLI with Click

cli decorators validation
Intermediate 7 steps
php 
<?php
 
namespace App\Console\Commands;
 

Streaming CSV imports in Laravel

lazy-evaluation generators batch-processing
Intermediate 7 steps
rust 
use std::path::PathBuf;
 
use clap::{Parser, Subcommand, ValueEnum};
 

Building a CLI with clap's derive macros

cli derive-macros argument-parsing
Intermediate 10 steps
python 
import argparse
import sys
from pathlib import Path
 

Building a subcommand CLI with argparse

cli argparse subcommands
Intermediate 6 steps
ruby 
require 'optparse'
require 'ostruct'
 
def parse_options(argv)

Parsing CLI options with OptionParser

cli argument-parsing validation
Intermediate 8 steps