多个csv文件合并到一个csv文件,下main这姐上代码
import os
import pandas as pd
def merge_csv_files(input_folder, output_file):
files = os.listdir(input_folder)
combined_data = pd.DataFrame()
for file in files:
if file.endswith('.csv'):
file_path = os.path.join(input_folder, file)
data = pd.read_csv(file_path)
combined_data = combined_data.append(data)
combined_data.to_csv(output_file, index=False)
print(f"Merged data saved to {output_file}.")
# 指定输入文件夹路径和输出合并后的文件路径
input_folder = 'input_folder'
output_file = 'merged_data.csv'
# 调用函数进行文件合并
merge_csv_files(input_folder, output_file)
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