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Conventions used

There are a number of text conventions used throughout this book.

CodeInText: Indicates code words in text, database table names, folder names, filenames, file extensions, pathnames, dummy URLs, user input, and Twitter handles. Here is an example: "As an example, let's use StandardScaler from the sklearn.preprocessing module to standardize the values of the satisfaction_level column."

A block of code is set as follows:

{'algorithm': 'auto',
 'copy_x': True,
 'init': 'k-means++',
 'max_iter': 300,
 'n_clusters': 2,
 'n_init': 10,
 'n_jobs': 1,
 'precompute_distances': 'auto',
 'random_state': None,
 'tol': 0.0001,
 'verbose': 0}

Any command-line input or output is written as follows:

pip install nltk

Bold: Indicates a new term, an important word, or words that you see onscreen. For example, words in menus or dialog boxes appear in the text like this. Here is an example: "You will get a NLTK Downloader popup. Select all from the Identifier section and wait for installation to be completed."

Warnings or important notes appear like this.

Tips and tricks appear like this.