IO.hpp File Reference

File I/O utilities, JSON and CSV reading/writing. More...

#include "stats/DataPacket.hpp"
#include "utils/Invariant.hpp"
#include <nlohmann/json.hpp>
#include <string>

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Classes
struct	ppforest2::io::csv::FeatureSet
	Result of parsing a feature-only CSV (no response column). More...

Namespaces
namespace	ppforest2
	Binarization strategies for multiclass-to-binary reduction.
namespace	ppforest2::io
namespace	ppforest2::io::csv
namespace	ppforest2::io::json
namespace	ppforest2::io::text

Typedefs
using	ppforest2::io::ErrorHandler = void (*)(bool, std::string const&)

Functions
void	ppforest2::io::check_dir_not_exists (std::string const &path)
	Exit with an error if a directory already exists at the given path.
void	ppforest2::io::check_file_exists (std::string const &path)
	Exit with an error if a file does not exist at the given path.
void	ppforest2::io::check_file_not_exists (std::string const &path)
	Exit with an error if a file already exists at the given path.
std::string	ppforest2::io::json::ensure_extension (std::string const &path)
	Ensure a file path ends with the ".json" extension.
stats::DataPacket	ppforest2::io::csv::read (std::string const &filename)
	Read a CSV file into a DataPacket.
FeatureSet	ppforest2::io::csv::read_features_from_string (std::string const &content)
	Parse a feature-only CSV from an in-memory string.
nlohmann::json	ppforest2::io::json::read_file (std::string const &path, ErrorHandler on_error=invariant)
	Read a JSON file and parse its contents.
stats::DataPacket	ppforest2::io::csv::read_sorted (std::string const &filename)
	Read a CSV file and sort rows ascending by the response column.
void	ppforest2::io::csv::write (stats::DataPacket const &data, std::string const &filename)
	Write a DataPacket to a CSV file (features followed by label, no header).
void	ppforest2::io::json::write_file (nlohmann::json const &data, std::string const &path, ErrorHandler on_error=invariant)
	Write a JSON object to a file (pretty-printed with indent 2).
void	ppforest2::io::text::write_file (std::string const &content, std::string const &path, ErrorHandler on_error=invariant)
	Write a string to a file.

Detailed Description

File I/O utilities, JSON and CSV reading/writing.