# I am the Watcher. I am your guide through this vast new twtiverse.
# 
# Usage:
#     https://watcher.sour.is/api/plain/users              View list of users and latest twt date.
#     https://watcher.sour.is/api/plain/twt                View all twts.
#     https://watcher.sour.is/api/plain/mentions?uri=:uri  View all mentions for uri.
#     https://watcher.sour.is/api/plain/conv/:hash         View all twts for a conversation subject.
# 
# Options:
#     uri     Filter to show a specific users twts.
#     offset  Start index for quey.
#     limit   Count of items to return (going back in time).
# 
# twt range = 1 1
# self = https://watcher.sour.is/conv/qz4wfua
Golang 基於 flag 庫實現一個命令行工具**
轉自: https://juejin.cn/post/7137669791879266335Golang 標準庫中的 flag 庫提供瞭解析命令行選項的能力,我們可以基於此來開發命令行工具。假設我們想做一個命令行工具,我們通過參數提供【城市】,它自動能夠返回當前這個【城市】的天氣狀況。這樣一個簡單的需求,今天我們就來試一下,看怎樣實現。flag 庫------ Package flag ⌘ Read more