Chapter 2. Knowing Your Data

In this chapter, we'll cover the following topics:

• Importing data from CSV
• Importing data from Microsoft Excel files
• Importing data from fixed-width data files
• Importing data from tab-delimited files
• Importing data from a JSON resource
• Exporting data to JSON, CSV, and Excel
• Importing and manipulating data with Pandas
• Importing data from a database
• Cleaning up data from outliers
• Reading files in chunks
• Reading streaming data sources
• Importing image data into NumPy arrays
• Generating controlled random datasets
• Smoothing the noise in real-world data