how solve this error

[johnfelipe]

cd Brain-Tumor-Classification/
nano requirements.txt
##
Tensorflow
Keras
Sklearn
Imutils
Matplotlib
Numpy
argparse
pickle
cv2
os
streamlit
##
pip install -r requirements.txt

show this

Requirement already satisfied: Tensorflow in /usr/local/lib/python3.8/dist-packages (from -r requirements.txt (line 1)) (2.3.1)
Requirement already satisfied: Keras in /usr/local/lib/python3.8/dist-packages (from -r requirements.txt (line 2)) (2.4.3)
Requirement already satisfied: Sklearn in /usr/local/lib/python3.8/dist-packages (from -r requirements.txt (line 3)) (0.0)
Collecting Imutils
  Downloading imutils-0.5.4.tar.gz (17 kB)
  Preparing metadata (setup.py) ... done
Requirement already satisfied: Matplotlib in /usr/local/lib/python3.8/dist-packages (from -r requirements.txt (line 5)) (3.3.2)
Requirement already satisfied: Numpy in /usr/local/lib/python3.8/dist-packages (from -r requirements.txt (line 6)) (1.18.5)
Collecting argparse
  Downloading argparse-1.4.0-py2.py3-none-any.whl (23 kB)
ERROR: Could not find a version that satisfies the requirement pickle (from versions: none)
ERROR: No matching distribution found for pickle

how solve?

[Ellie190]

The libraries should be installed individually (you can ignore the requirements txt way). If you getting an error message with pickle, first try testing if you already have it with: import pickle.