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如何将含PO编号的两个字典数据合并写入Excel表格?

合并字典并写入Excel的实现方案

修正字典语法

你给出的字典示例存在Python语法错误,正确格式如下:

DictionaryA = {"PO_1111": "John Doe", "PO_2222": "Jane Doe"}
DictionaryB = {"PO_1111": {"sku_A": 1}, "PO_2222": {"sku_A": 1, "sku_B": 3}}

方法一:使用pandas库(推荐)

pandas能快速处理结构化数据并写入Excel,步骤如下:

  1. 安装依赖库:
pip install pandas openpyxl
  1. 代码实现:
import pandas as pd

# 定义修正后的字典
dict_a = {"PO_1111": "John Doe", "PO_2222": "Jane Doe"}
dict_b = {"PO_1111": {"sku_A": 1}, "PO_2222": {"sku_A": 1, "sku_B": 3}}

# 构造统一格式的数据列表
data_rows = []
for po_num, customer_name in dict_a.items():
    sku_info = dict_b.get(po_num, {})
    for sku, qty in sku_info.items():
        data_rows.append({
            "PO编号": po_num,
            "客户名称": customer_name,
            "SKU编号": sku,
            "数量": qty
        })

# 转为DataFrame并写入Excel
result_df = pd.DataFrame(data_rows)
result_df.to_excel("PO合并数据.xlsx", index=False, engine="openpyxl")

方法二:使用openpyxl库(手动操作单元格)

若不想依赖pandas,可直接用openpyxl操作Excel:

  1. 安装依赖库:
pip install openpyxl
  1. 代码实现:
from openpyxl import Workbook

# 定义修正后的字典
dict_a = {"PO_1111": "John Doe", "PO_2222": "Jane Doe"}
dict_b = {"PO_1111": {"sku_A": 1}, "PO_2222": {"sku_A": 1, "sku_B": 3}}

# 创建工作簿和工作表
wb = Workbook()
ws = wb.active

# 写入表头
ws.append(["PO编号", "客户名称", "SKU编号", "数量"])

# 填充数据行
for po_num, customer_name in dict_a.items():
    sku_info = dict_b.get(po_num, {})
    for sku, qty in sku_info.items():
        ws.append([po_num, customer_name, sku, qty])

# 保存文件
wb.save("PO合并数据.xlsx")

两种方法生成的Excel表格结构一致,内容如下:

PO编号客户名称SKU编号数量
PO_1111John Doesku_A1
PO_2222Jane Doesku_A1
PO_2222Jane Doesku_B3

内容的提问来源于stack exchange,提问作者nesteddictionary

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最近更新时间:2026.06.18 14:47:37