https://askubuntu.com/questions/764032/how-to-uninstall-tensorflow-completely

$ pip show tensorflow
Name: tensorflow
Version: 1.15.0
Summary: TensorFlow is an open source machine learning framework for everyone.
Home-page: https://www.tensorflow.org/
Author: Google Inc.
Author-email: packages@tensorflow.org
License: Apache 2.0
Location: /home/soh/.local/lib/python3.6/site-packages
Requires: tensorboard, opt-einsum, six, keras-preprocessing, gast, grpcio, numpy, astor, google-pasta, protobuf, wheel, keras-applications, termcolor, tensorflow-estimator, absl-py, wrapt
Required-by:

// don't know why this is needed
$ pip uninstall protobuf
Uninstalling protobuf-3.10.0:
Would remove:
/home/soh/.local/lib/python3.6/site-packages/google/protobuf/*
/home/soh/.local/lib/python3.6/site-packages/protobuf-3.10.0-py3.6-nspkg.pth
/home/soh/.local/lib/python3.6/site-packages/protobuf-3.10.0.dist-info/*

$ pip uninstall tensorflow
Uninstalling tensorflow-1.15.0:
Would remove:
/home/soh/.local/bin/estimator_ckpt_converter
/home/soh/.local/bin/freeze_graph
/home/soh/.local/bin/saved_model_cli
/home/soh/.local/bin/tensorboard
/home/soh/.local/bin/tf_upgrade_v2
/home/soh/.local/bin/tflite_convert
/home/soh/.local/bin/toco
/home/soh/.local/bin/toco_from_protos
/home/soh/.local/lib/python3.6/site-packages/tensorflow-1.15.0.dist-info/*
/home/soh/.local/lib/python3.6/site-packages/tensorflow/*
/home/soh/.local/lib/python3.6/site-packages/tensorflow_core/*

$ python3 -c "import tensorflow as tf;print(tf.reduce_sum(tf.random.normal([1000, 1000])))"
Traceback (most recent call last):
File "", line 1, in
ModuleNotFoundError: No module named 'tensorflow'