Python Articles

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How can Tensorflow be used with flower dataset to continue training the model?

AmitDiwan
AmitDiwan
Updated on 19-Feb-2021 198 Views

To continue training the model on the flower dataset, the ‘fit’ method is used. To this method, the number of epochs (number of times the data is trained to build the model) is also specified. Some of the sample images are also displayed on the console.Read More: What is TensorFlow and how Keras work with TensorFlow to create Neural Networks?We will be using the flowers dataset, which contains images of several thousands of flowers. It contains 5 sub-directories, and there is one sub-directory for every class.  We are using the Google Colaboratory to run the below code. Google Colab or ...

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How can Tensorflow be used to configure the flower dataset for performance?

AmitDiwan
AmitDiwan
Updated on 19-Feb-2021 208 Views

The flower dataset would have given a certain percentage of accuracy when a model is created. If it is required to configure the model for performance, a function is defined that performs the buffer prefetch for the second time, and then it is shuffled. This function is called on the training dataset to improve the performance of the model.Read More: What is TensorFlow and how Keras work with TensorFlow to create Neural Networks?We will be using the flowers dataset, which contains images of several thousands of flowers. It contains 5 sub-directories, and there is one sub-directory for every class.  We ...

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How can Datatset.map be used in Tensorflow to create a dataset of image, label pairs?

AmitDiwan
AmitDiwan
Updated on 19-Feb-2021 265 Views

The (image, label) pair is created by converting a list of path components, and then encoding the label to an integer format. The ‘map’ method helps in creating a dataset that corresponds to the (image, label) pair.Read More: What is TensorFlow and how Keras work with TensorFlow to create Neural Networks?We will be using the flowers dataset, which contains images of several thousands of flowers. It contains 5 sub-directories, and there is one sub-directory for every class.  We are using the Google Colaboratory to run the below code. Google Colab or Colaboratory helps run Python code over the browser and ...

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How can Tensorflow be used to create a pair using a file path for the flower dataset?

AmitDiwan
AmitDiwan
Updated on 19-Feb-2021 361 Views

To create an (image, label) pair, the path is first converted into list of path components. Then, the second to last value is added to the directory. Then, label is encoded into an integer format. The compressed string is converted to a tensor, and is then reshaped to the required size.Read More: What is TensorFlow and how Keras work with TensorFlow to create Neural Networks?We will be using the flowers dataset, which contains images of several thousands of flowers. It contains 5 sub-directories, and there is one sub-directory for every class.  We are using the Google Colaboratory to run the ...

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How can Tensorflow be used with tf.data for finer control using Python?

AmitDiwan
AmitDiwan
Updated on 19-Feb-2021 245 Views

The ‘tf.Data’ helps in customizing the model building pipeline, by shuffling the data in the dataset so that all types of data get evenly distributed (if possible).Read More: What is TensorFlow and how Keras work with TensorFlow to create Neural Networks?We will be using the flowers dataset, containing images of several thousands of flowers. It contains 5 sub-directories, and there is one sub-directory for every class.  We are using the Google Colaboratory to run the below code. Google Colab or Colaboratory helps run Python code over the browser and requires zero configuration and free access to GPUs (Graphical Processing Units). ...

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How can Tensorflow be used with the flower dataset to compile and fit the model?

AmitDiwan
AmitDiwan
Updated on 19-Feb-2021 228 Views

The flower dataset can be compiled and fit to the model using the ‘compile’ and ‘fit’ methods respectively. To the ‘fit’ method, the training dataset as well as the validation dataset are passed as parameters. The number of epochs is also defined in the ‘fit’ method.Read More: What is TensorFlow and how Keras work with TensorFlow to create Neural Networks?We will be using the flowers dataset, which contains images of several thousands of flowers. It contains 5 sub-directories, and there is one sub-directory for every class.  We are using the Google Colaboratory to run the below code. Google Colab or ...

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How can Tensorflow be used to visualize the flower dataset using Python?

AmitDiwan
AmitDiwan
Updated on 19-Feb-2021 296 Views

The flower dataset can be visualized with the help of the ‘matplotlib’ library. The ‘imshow’ method is used to display the image on the console. The entire dataset is iterated over, and only the first few images are displayed.Read More: What is TensorFlow and how Keras work with TensorFlow to create Neural Networks?We will be using the flowers dataset, which contains images of several thousands of flowers. It contains 5 sub-directories, and there is one sub-directory for every class.  We are using the Google Colaboratory to run the below code. Google Colab or Colaboratory helps run Python code over the ...

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How can Tensorflow be used to load the flower dataset and work with it?

AmitDiwan
AmitDiwan
Updated on 19-Feb-2021 254 Views

We will be using the flowers dataset, which contains images of several thousands of flowers. It contains 5 sub-directories, and there is one sub-directory for every class.  Read More: What is TensorFlow and how Keras work with TensorFlow to create Neural Networks?Once the flower dataset has been downloaded using the ‘get_file’ method, it will be loaded into the environment to work with it. The loader parameters are explicitly mentioned and the loaded data is split into training and validation set.We are using the Google Colaboratory to run the below code. Google Colab or Colaboratory helps run Python code over the ...

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Python Pandas - Read data from a CSV file and print the 'product' column value that matches 'Car' for the first ten rows

Vani Nalliappan
Vani Nalliappan
Updated on 17-Feb-2021 997 Views

Assume, you have ‘products.csv’ file and the result for a number of rows and columns and ‘product’ column value matches ‘Car’ for the first ten rows are −Download the products.csv file here.Rows: 100 Columns: 8 id    product    engine    avgmileage    price    height_mm    width_mm    productionYear 1 2    Car       Diesel       21         16500       1530          1735         2020 4 5    Car         Gas        18         17450   ...

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What is Python's Sys Module

S Vijay Balaji
S Vijay Balaji
Updated on 11-Feb-2021 8K+ Views

IntroductionThe sys module in Python provides valuable information about the Python interpreter. You can also use it to obtain details about the constants, functions and methods of the Python interpreter.Getting StartedThe sys module comes packaged with Python, which means you do not need to download and install it separately using the PIP package manager.In order to start using the sys module and its various functions, you need to import it. You can do that using the below line of code, import sysObtaining the list of argumentsIn python, we can execute the script directly from our terminal using various arguments. Sometimes ...

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