python csv2
时间: 2024-03-01 07:46:56 浏览: 28
以下是两种使用Python处理CSV文件的例子:
1. 使用csv模块读取和写入CSV文件:
```python
import csv
import sys
input_file = sys.argv[1]
output_file = sys.argv[2]
with open(input_file, 'r', newline='') as csv_in_file:
with open(output_file, 'w', newline='') as csv_out_file:
filereader = csv.reader(csv_in_file, delimiter=',')
filewriter = csv.writer(csv_out_file, delimiter=',')
for row_list in filereader:
print(row_list)
filewriter.writerow(row_list)
```
2. 使用pandas模块读取和写入CSV文件:
```python
import sys
import pandas as pd
input_file = sys.argv[1]
output_file = sys.argv[2]
data_frame = pd.read_csv(input_file)
print(data_frame)
data_frame.to_csv(output_file, index=False)
```