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A simple and convenient toolkit containing useful functions, classes, and methods.

Project description

simtoolsz

PyPI - License PyPI - Version Python - Version

English | 中文

一个简单、方便的工具集合,均是个人工作中的常用功能。对之前pytoolsz工具包的精简重构,保留最实用的功能模块。

部分功能可能还有问题,如果使用中发现问题还请反馈给我。

功能特性

🕐 时间处理 (simtoolsz.datetime)

  • 时间格式转换: 支持多种时间格式间的相互转换(中文、英文、ISO8601、秒、分钟、小时等)
  • 智能格式识别: 自动识别输入的时间格式类型
  • 枚举支持: 提供 DurationFormat 枚举类,标准化时间格式处理
  • 时间计算: 支持时间跨度的计算和转换

📧 邮件处理 (simtoolsz.mail)

  • 邮件发送: 支持HTML/纯文本邮件,附件、抄送、密送
  • 邮件接收: IMAP协议邮件读取,支持主题搜索
  • 编码支持: UTF-7编码解码,处理国际化邮件
  • 内嵌图片: 支持HTML邮件中的内嵌图片

💾 数据处理 (simtoolsz.db)

  • 压缩包数据读取: 直接从ZIP压缩包读取CSV、Excel、Parquet、JSON数据到DuckDB
  • 特殊格式支持: 支持TSV、Avro、Arrow等特殊格式文件的数据库转换
  • 批量处理: 支持多文件批量导入数据库
  • 灵活配置: 可自定义表名映射和导入参数

📖 数据读取 (simtoolsz.reader)

  • 多格式读取: 统一接口读取CSV、TSV、Excel、Parquet、JSON、IPC、Avro等格式
  • Polars集成: 基于Polars的高性能数据读取
  • 智能选择: 根据文件扩展名自动选择合适的读取器
  • Lazy加载支持: 支持大数据集的懒加载模式

🛠️ 工具函数 (simtoolsz.utils)

  • 日期获取: today() 函数,支持时区、格式化、标准datetime对象返回
  • 列表操作: take_from_list() 智能列表元素查找
  • 文件夹操作: checkFolders() 批量文件夹检查和创建
  • 文件查找: lastFile() 基于时间或大小的文件查找

安装

pip install simtoolsz

核心依赖

  • Python >= 3.11
  • pendulum >= 3.1.0
  • duckdb >= 1.4.0
  • polars >= 1.0.0

快速开始

时间格式转换

from simtoolsz.datetime import TimeConversion

# 中文时间到秒
tc = TimeConversion("1天2小时30分钟45秒", "chinese")
seconds = tc.convert("seconds")
print(f"1天2小时30分钟45秒 = {seconds}秒")

# 秒到中文时间
tc = TimeConversion(90061, "seconds")
chinese = tc.convert("chinese")
print(f"90061秒 = {chinese}")

发送邮件

from simtoolsz.mail import send_email

# 发送纯文本邮件
result = send_email(
    email_account="your@qq.com",
    password="your_password",
    subject="测试邮件",
    content="这是一封测试邮件",
    recipients="friend@example.com"
)

# 发送HTML邮件带附件
result = send_email(
    email_account="your@gmail.com",
    password="app_password",
    subject="项目报告",
    content="<h1>本月工作报告</h1><p>详见附件</p>",
    recipients=["boss@company.com", "同事<colleague@company.com>"],
    attachments=["report.pdf", "data.xlsx"],
    html_mode=True
)

数据读取

from simtoolsz.reader import getreader
import polars as pl

# 使用getreader读取CSV文件
reader = getreader("data.csv")
df = reader("data.csv")

# 读取TSV文件
df = load_tsv("data.tsv")

# Lazy加载大数据集
lazy_df = load_data("large_data.csv", lazy=True)

# 加载压缩数据集
df = load_data("large_data_archive.tar.gz/data.csv")

压缩包数据导入数据库

from simtoolsz.db import zip2db

# 从ZIP文件读取数据到DuckDB
con = zip2db(
    zip_file="data.zip",
    db_file="output.db",
    table={"users.csv": "用户表", "orders.xlsx": "订单表"}
)

# 查询数据
tables = con.execute("SHOW TABLES").fetchall()
print(f"导入的表: {tables}")

工具函数

from simtoolsz.utils import today, take_from_list

# 获取当前日期时间
current = today(addtime=True)
formatted = today(fmt="YYYY年MM月DD日 HH:mm:ss")

# 列表查找
result = take_from_list("hello", ["he", "world"])  # 返回 "he"
result = take_from_list([2, 3], [1, 2, 3, 4])    # 返回 2

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