Zählen Sie wie viele Duplikate Python Pandas
df.duplicated(subset='one', keep='first').sum()
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df.duplicated(subset='one', keep='first').sum()
import pandas as pd
# Show all rows that are duplicates based on the column 'col_x'
df[df.duplicated(['col_x'], keep=False)].sort_values(by=['col_x'])import pandas as pd
# Shows count of all the rows with duplicate values
df.duplicated(keep=False).sum()