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 # Path for exported data, numpy arrays
DATA_PATH = os.path.join('MP_Data') 

# Actions that we try to detect
actions = np.array(['hello', 'thanks', 'iloveyou'])

# Thirty videos worth of data
no_sequences = 30

# Videos are going to be 30 frames in length
sequence_length = 30

# Folder start
start_folder = 30

for action in actions: 
    dirmax = np.max(np.array(os.listdir(os.path.join(DATA_PATH, action))).astype(int))
    for sequence in range(1,no_sequences 1):
        try: 
            os.makedirs(os.path.join(DATA_PATH, action, str(dirmax sequence)))
        except:
            pass
 

Ошибка:

 FileNotFoundError                         Traceback (most recent call last)
~AppDataLocalTemp/ipykernel_4900/2191428336.py in <module>
      1 for action in actions:
----> 2     dirmax = np.max(np.array(os.listdir(os.path.join(DATA_PATH, action))).astype(int))
      3     for sequence in range(1,no_sequences 1):
      4         try:
      5             os.makedirs(os.path.join(DATA_PATH, action, str(dirmax sequence)))

FileNotFoundError: [WinError 3] The system cannot find the path specified: 'MP_Data\hello'
 

получил ответ :

 for action in actions: 
    for sequence in range(no_sequences):
        try: 
            os.makedirs(os.path.join(DATA_PATH, action, str(sequence)))
        except:
            pass