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Convert pandas DataFrame into TensorFlow Dataset
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import numpy as np | |
import pandas as pd | |
import tensorflow as tf | |
tf.enable_eager_execution() | |
training_df: pd.DataFrame = pd.DataFrame( | |
data={ | |
'feature1': np.random.rand(10), | |
'feature2': np.random.rand(10), | |
'feature3': np.random.rand(10), | |
'target': np.random.randint(0, 3, 10) | |
} | |
) | |
features = ['feature1', 'feature2', 'feature3'] | |
print(training_df) | |
training_dataset = ( | |
tf.data.Dataset.from_tensor_slices( | |
( | |
tf.cast(training_df[features].values, tf.float32), | |
tf.cast(training_df['target'].values, tf.int32) | |
) | |
) | |
) | |
for features_tensor, target_tensor in training_dataset: | |
print(f'features:{features_tensor} target:{target_tensor}') |
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I think it does return a dataset.