import numpy as np
import matplotlib.pyplot as plt
import pandas as pd
from sklearn.preprocessing import StandardScaler
from sklearn.model_selection import train_test_split
from sklearn.linear_model import LogisticRegression
from sklearn import linear_model
from sklearn.metrics import confusion_matrix
from sklearn import metrics
from sklearn.preprocessing import LabelEncoder
from google.colab import files
df = files.upload()
df='Dataset.csv'
df=df.dropna()
AttributeError Traceback (последний последний вызов) в () ----> 1 df = df.dropna ()
AttributeError: у объекта 'str' нет атрибута 'dropna «