import pandas as pd
import numpy as np
import seaborn as sns
from matplotlib import pyplot as plt

df = pd.read_csv('./vgsales.csv', encoding='latin-1')

var = df['Publisher'].value_counts().loc[lambda x: x > 831]

for index, row in df.iterrows():
    for tmp in var.index:
        if tmp == row["Publisher"]:
            df.at[index, "Publisher"] = "прочее"

print(df['Publisher'].value_counts())