要比较列表或CSV文件,可以使用Python内置的csv模块和pandas库。以下是两种解决方法的代码示例:
import csv
def compare_csv_files(file1, file2):
with open(file1, 'r') as f1, open(file2, 'r') as f2:
csv1 = csv.reader(f1)
csv2 = csv.reader(f2)
for row1, row2 in zip(csv1, csv2):
if row1 != row2:
print("Rows are different:")
print("File 1:", row1)
print("File 2:", row2)
# 比较两个CSV文件
compare_csv_files('file1.csv', 'file2.csv')
import pandas as pd
def compare_dataframes(df1, df2):
diff = df1.compare(df2)
if diff.empty:
print("Dataframes are the same.")
else:
print("Dataframes are different:")
print(diff)
# 比较两个列表
list1 = [1, 2, 3]
list2 = [1, 2, 4]
df1 = pd.DataFrame(list1)
df2 = pd.DataFrame(list2)
compare_dataframes(df1, df2)
# 比较两个CSV文件
df1 = pd.read_csv('file1.csv')
df2 = pd.read_csv('file2.csv')
compare_dataframes(df1, df2)
这些代码示例演示了如何比较两个列表或CSV文件,并打印出不同的行或列。你可以根据自己的需求进行进一步的修改和扩展。
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