python-格式化输出表格+中英文对齐
目录—— 参考了prettytable库输出的效果，一个简单的实践
输出效果
代码实现
# -*- coding: utf-8 -*-
# !/usr/bin/env python
# @Time : 2022/8/9 9:38
# @Author : LongFei
# @Site :
# @File : format_table.py
# @Software: PyCharm
import sys
class FormatTable:
def __init__(self, split_str='|'):
# 初始化参数 >标题：title >行信息：rows >默认分隔符：split_str='|'
self.title = self.split_str = self.title_str = None
self.rows = []
self.set_split(split_str)
# >系统架构：sysVersion > python版本：py_version
self.sysVersion = sys.platform
self.py_version = sys.version[0]
if self.py_version == '2':
reload(sys)
sys.setdefaultencoding('utf8')
def str_len(self, check_str):
# 汉字计数器，每个汉字宽度+1；返回需要增加的宽度
if self.py_version == '2':
return sum((1 for ch in check_str.decode('utf-8') if u'\u4e00' <= ch <= u'\u9fff'))
else:
return sum((1 for ch in check_str if u'\u4e00' <= ch <= u'\u9fff'))
def set_title(self, title):
# 设置标题，并添加到行信息
self.title = title
self.rows.append(title)
def add_row(self, row):
# 添加行信息，字段不足自动补齐'None'
diff = len(self.title) - len(row)
if diff > 0:
row.extend(['None' for i in range(diff)])
self.rows.append(row)
def get_max_wide(self):
# 计算表格 纵列最大宽度
return [max(len(ele.encode('utf-8')) for ele in i) for i in zip(*self.rows)]
def set_split(self, split_str):
# 设置分隔符
self.split_str = split_str
# 标题分隔符，单字符默认为+，超过单字符即设置为split_str
self.title_str = '+' if len(self.split_str) == 1 else self.split_str
def show(self):
# 输出表格信息
split_len = 2
max_index_list = self.get_max_wide()
# print(max_index_list)
# 格式化分隔符（i + split_len：列间距）
lab_format = ['{0:-^%s}' % (i + split_len) for i in max_index_list]
lab_print = '{0}{1}{0}'.format(self.title_str, self.title_str.join([f.format('-') for f in lab_format]))
# 格式化行信息（t +/- self.str_len(i) + 2：列宽）
for row in self.rows:
# linux: + \ windows: -（汉字宽度调整）
if self.sysVersion == 'win32':
row_format = ['{0:^%s}' % (t - self.str_len(i) + 2) for t, i in zip(max_index_list, row)]
else:
row_format = ['{0:^%s}' % (t + self.str_len(i) + 2) for t, i in zip(max_index_list, row)]
row_print = '{0}{1}{0}'.format(
self.split_str, self.split_str.join([f.format(r) for f, r in zip(row_format, row)]))
if row == self.title:
print('{0}\n{1}\n{0}'.format(lab_print, row_print))
else:
print(row_print)
print(lab_print)
if __name__ == '__main__':
if len(sys.argv) == 2:
s = sys.argv[1]
table = FormatTable(s)
else:
table = FormatTable()
table.set_title(['编号', '云编号', '名称', 'IP地址'])
table.add_row(['1', 'server01'])
table.add_row(['2', 'server02', '服务器02', 'xx.xx.xx.2'])
table.add_row(['3', 'server03', '服务器03', 'xx.xx.xx.3'])
table.add_row(['4', 'server04', '服务器04', 'xx.xx.xx.4'])
table.add_row(['5', 'server05', '服务器05', 'xx.xx.xx.5'])
table.add_row(['6', 'server06', '服务器06', 'xx.xx.xx.6'])
table.add_row(['7', 'server07', '服务器07', 'xx.xx.xx.7'])
table.add_row(['8', 'server08', '服务器08', 'xx.xx.xx.8'])
table.show()