python 多线程输出excel里的内容
时间: 2023-06-02 11:03:23 浏览: 161
好的,这个问题可以回答。要实现多线程输出excel里的内容,可以使用Python的openpyxl库和threading库,具体步骤如下:
1. 导入所需库:
```python
import openpyxl
import threading
```
2. 打开要读取的Excel文件,获取要读取的sheet:
```python
wb = openpyxl.load_workbook('filename.xlsx')
ws = wb['Sheet1']
```
3. 定义一个函数来输出Excel中每一行的内容:
```python
def read_excel(row):
col = 1 # 列号从1开始
while True:
cell = ws.cell(row=row, column=col).value
if cell is None: # 如果遇到空单元格,则退出循环
break
print(cell, end=' ') # 输出单元格内容
col += 1
```
4. 创建多个线程,并启动:
```python
for row in range(1, ws.max_row+1): # 遍历每一行
t = threading.Thread(target=read_excel, args=(row,))
t.start()
```
5. 等待所有线程结束:
```python
for t in threading.enumerate(): # 遍历所有线程
if t != threading.current_thread(): # 不等于主线程
t.join()
```
这样就可以实现多线程输出Excel里每一行的内容了。
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