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Keras - Interview Questions
Describe how you would install and set up Keras in a Python environment.
Keras can be installed using pip or conda. Before installation, make sure you have Python >= 3.5, as Keras does not support Python 2.

1. Installing Keras :

Using pip :
pip install tensorflow   # Install TensorFlow backend as Keras may not work without TensorFlow.?
pip install keras

Using conda (recommended with Anaconda distribution) :
conda install -c conda-forge keras
conda install -c conda-forge tensorflow?

If using TensorFlow as the Keras backend, it is recommended to install Keras with TensorFlow as it is incorporated better.


2. Setting Keras Backend :

After the installation, you may need to configure the Keras backend. If using TensorFlow and installed it separately, you typically don't need to set it up; otherwise, to link Keras to TensorFlow, run the following Python code:
import os
os.environ['KERAS_BACKEND'] = 'tensorflow'?

3. Verifying the Installation :

To check if Keras is installed and set up correctly, import Keras and verify the configuration using the following Python code:
import keras
from keras import backend as K

print(keras.__version__)  # Display Keras version.
print(K.backend())        # Display the current backend (e.g., 'tensorflow').?
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