a=os.path.isdir('./Kaggle/kaggle-survey')
print(a)

#change directory from working directory to directory with files
os.chdir(Directory)
b=os.getcwd()
print(b)

loop through items in directory

for f in os.listdir('./Kaggle/kaggle-survey'):

# check for ".zip" extension
if f.endswith('.zip'): 

    # get full path of files
    filename = os.path.abspath(f) 

    # create zipfile object
    zip_ref = ZipFile(filename) 

    # extract file to dir
    zip_ref.extractall(Directory) 

    # close file
    zip_ref.close() 
    
    # delete zipped file
    os.remove(filename) 

a=os.path.isdir('./Kaggle/kaggle-survey')你取的相对路径，换绝对路径试试