102 lines
3.2 KiB
Python
102 lines
3.2 KiB
Python
# -*- coding: utf-8 -*-
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# @Version: Python 3.9
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# @Time : 2023/1/9 16:42
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# @Author : chenyinhua
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# @File : handle_excel.py
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# @Software: PyCharm
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# @Desc: 使用openpyxl对excel进行读写操作
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# 第三方库导入
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import openpyxl # pip install openpyxl
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class ExcelHandle:
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def __init__(self, filename):
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"""
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初始化用例文件
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:param filename: 文件绝对路径，如：D:\test\test.xlsx
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"""
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self.filename = filename
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def create_excel(self):
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"""
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创建excel文件，需要指定excel文件的绝对路径，如D:\test\test.xlsx
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"""
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# 创建文件对象
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wb = openpyxl.Workbook()
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# 创建excel文件
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wb.save(self.filename)
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return self.filename
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def read_sheet(self, sheet, workbook):
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"""
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读取指定表单的内容
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:param sheet: 表单名称
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:param workbook: 工作簿对象
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:return: sheet数据列表
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"""
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sheet_data = {
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"sheet_name": sheet,
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"data": []
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}
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sheet = workbook[sheet]
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all_values = list(sheet.values)
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header = all_values[0]
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for i in all_values[1:]:
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sheet_data["data"].append(dict(zip(header, i)))
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return sheet_data
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def read(self, sheet=None) -> list:
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"""
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读取excel数据并返回
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:param sheet: 表单名称
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:return: 返回读取的excel数据，是一个列表
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"""
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# 创建一个工作簿工作对象(excel文件已存在的情况)
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workbook = openpyxl.open(self.filename)
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# 跟上面那句一个意思 workbook = openpyxl.load_workbook(self.file)
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# 获取excel当中所有的sheet，返回的是一个列表
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sheets = workbook.sheetnames
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# 保存从excel中获取到的数据
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results = []
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# 如果sheet不为空，则取sheet等于指定sheet
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if sheet:
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results.append(self.read_sheet(sheet, workbook))
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# 如果sheet为空，则读取所有表单数据
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else:
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for sheet in sheets:
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results.append(self.read_sheet(sheet, workbook))
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# 关闭excel
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workbook.close()
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return results
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def write(self, row, column, data, sheet_name=None):
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"""
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往excel写入数据
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:param sheet_name: 表单名称
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:param row: 要写入的行
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:param column: 要写入的列
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:param data: 要写入的数据
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:return: None
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"""
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workbook = openpyxl.open(self.filename)
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# 获取excel当中所有的sheet，返回的是一个列表
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sheets = workbook.sheetnames
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if sheet_name in sheets:
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sheet = workbook[sheet_name]
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print(f"往表单【{sheet_name}】中写入数据")
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else:
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# 如果表单为空，就默认使用第一个表单
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sheet = workbook.active
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print(f"表单【{sheet_name}】不存在，默认往第一个表单中写入数据")
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sheet.cell(row=row, column=column, value=data)
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# 更上面写法效果一样 sheet.cell(row=row, column=column).value = data
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# 保存并关闭文件
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workbook.save(self.filename)
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workbook.close()
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