Module csv

CSV (Comma-Separated Values) file format module

Provides functionality for reading and writing CSV files with various options:

• Basic CSV reading and writing
• Type conversion and automatic type detection
• Missing value handling with customizable options
• Memory-efficient processing of large files using chunked reading
• Support for specialized data types (date, time, complex numbers)
• Column-based operations with flexible configuration CSV file format support

This module provides functionality for reading and writing CSV (Comma-Separated Values) files, commonly used for storing tabular data.

Features:

• Reading and writing CSV files with various configuration options
• Support for custom delimiters, quotes, and line endings
• Handling of missing values and type conversions
• Memory-efficient processing of large files
• Column-based I/O operations

Structs

ColumnSpec

Column specification for CSV reading

CsvReaderConfig

CSV reader configuration

CsvWriterConfig

CSV writer configuration

MissingValueOptions

Types of missing values that can be recognized in CSV files

Enums

ColumnType

Column data type specification for type conversion

DataValue

Data value type for mixed type columns

LineEnding

Line ending options for CSV files

Functions

detect_column_types

Automatically detect column types from data

read_csv

Read a CSV file into a 2D array of strings

read_csv_chunked

Read a CSV file in chunks to process large files memory-efficiently

read_csv_numeric

Read a CSV file and convert to numeric arrays

read_csv_typed

Read a CSV file with type conversion and missing value handling

write_csv

Write a 2D array to a CSV file

write_csv_columns

Write multiple 1D arrays to a CSV file as columns

write_csv_typed

Write typed data to a CSV file