csvstat

The command line tool csvstat is a powerful tool used for quickly analyzing CSV (Comma-Separated Values) files. It provides various statistical insights and summary information about the data contained within the CSV file.

Here are some key features and capabilities of csvstat:

1. Summary Statistics: csvstat can generate statistical summary information like count, mean, minimum, maximum, standard deviation, and more for each column in the CSV file.

2. Data Types: It automatically detects the data types of each column, such as string, integer, floating point number, boolean, or date.

3. Column Statistics: csvstat can calculate column-specific statistics like unique values, frequency distribution, and the most common values in a column.

4. Column Constraints: It can analyze constraints on columns, such as checking if a column contains only unique values or if a column contains valid URLs, email addresses, or IP addresses.

5. Metadata: csvstat extracts metadata like file size, encoding, line count, delimiter, and the total number of columns in the CSV file.

6. JSON Output: It can produce the analysis results in JSON format, making it easier to parse and integrate with other tools or programs.

7. Command Line Interface (CLI): csvstat can be used directly from the command line, making it convenient for scripting, automation, or integration into data processing pipelines.

8. Cross-platform Compatibility: It is a cross-platform tool, available for Windows, macOS, and Linux operating systems.

csvstat is a useful tool for data analysts, data scientists, and anyone who needs to quickly understand and analyze the contents of CSV files without the need for complex programming or data manipulation.