对应pandas的包更多...

#include <DAPyModulePandas.h>

类 DA::DAPyModulePandas 继承关系图:

类
class	PrivateData

Public 成员函数
void	finalize ()

QString	getLastErrorString ()
	获取最后的错误

bool	import ()
	导入模块

bool	isInstanceSeries (const pybind11::object &obj) const

bool	isInstanceDataFrame (const pybind11::object &obj) const

bool	isInstanceIndex (const pybind11::object &obj) const

DAPyDataFrame	read_csv (const QString &path, const QVariantHash &args=QVariantHash())
	对pandas.read_csv的封装 pandas.read_csv(filepath_or_buffer, sep=NoDefault.no_default, delimiter=None, header='infer', names=NoDefault.no_default, index_col=None, usecols=None, squeeze=None, prefix=NoDefault.no_default, mangle_dupe_cols=True, dtype=None, engine=None, converters=None, true_values=None, false_values=None, skipinitialspace=False, skiprows=None, skipfooter=0, nrows=None, na_values=None, keep_default_na=True, na_filter=True, verbose=False, skip_blank_lines=True, parse_dates=None, infer_datetime_format=False, keep_date_col=False, date_parser=None, dayfirst=False, cache_dates=True, iterator=False, chunksize=None, compression='infer', thousands=None, decimal='.', lineterminator=None, quotechar='"', quoting=0, doublequote=True, escapechar=None, comment=None, encoding=None, encoding_errors='strict', dialect=None, error_bad_lines=None, warn_bad_lines=None, on_bad_lines=None, delim_whitespace=False, low_memory=True, memory_map=False, float_precision=None, storage_options=None)

Public 成员函数继承自 DA::DAPyModule
	DAPyModule (const char *moduleName)

	DAPyModule (const pybind11::object &obj)

	DAPyModule (pybind11::object &&obj)

DAPyModule &	operator= (const DAPyObjectWrapper &obj)

DAPyModule &	operator= (const pybind11::object &obj)

bool	isImport () const
	判断是否导入

QString	moduleName () const
	获取模块名

void	reload ()
	重新加载模块

bool	import (const char *module_n) noexcept
	导入模块

QString	lastError () const

bool	hasError () const

void	clearError ()

Public 成员函数继承自 DA::DAPyObjectWrapper
	DAPyObjectWrapper (const DAPyObjectWrapper &obj)

	DAPyObjectWrapper (DAPyObjectWrapper &&obj)

	DAPyObjectWrapper (const pybind11::object &obj)

	DAPyObjectWrapper (pybind11::object &&obj)

bool	isNone () const

DAPyObjectWrapper &	operator= (const DAPyObjectWrapper &obj)

DAPyObjectWrapper &	operator= (DAPyObjectWrapper &&obj)

DAPyObjectWrapper &	operator= (const pybind11::object &obj)

DAPyObjectWrapper &	operator= (pybind11::object &&obj)

bool	operator== (void *ptr) const

bool	operator== (const pybind11::object &obj) const

bool	operator== (const DAPyObjectWrapper &obj) const

bool	operator!= (void *ptr) const

bool	operator!= (const pybind11::object &obj) const

bool	operator!= (const DAPyObjectWrapper &obj) const

	operator bool () const

void	dealException (const std::exception &e) const
	统一的异常处理函数

DAPyObjectWrapper	deepCopy () const
	深拷贝

pybind11::object &	object ()

const pybind11::object &	object () const

QVariant	toVariant () const

bool	isinstance (const pybind11::handle &type) const

bool	isInt () const
	是否为int

bool	isModule () const
	是否为Module

bool	isFloat () const
	是否为float

bool	isStr () const
	是否为str

bool	isBool () const

bool	isList () const

bool	isDict () const

bool	isTuple () const

bool	isCallable () const

bool	isSequence () const

bool	isNumeric () const

void	setErrCallback (const ErrCallback &fun)
	设置错误处理回调

ErrCallback	getErrCallback () const

pybind11::object	attr (const char *c_att)
	获取属性

pybind11::object	attr (const char *c_att) const

template<typename... Args>
pybind11::object	call (Args &&... args)
	直接调用Python可调用对象

QString	__name__ () const
	对应__name__

QString	__str__ () const

QString	__repr__ () const

QString	typeName () const

size_t	refCount () const

静态 Public 成员函数
static DAPyModulePandas &	getInstance ()

static bool	isInstanceDataFrame_ (const pybind11::object &obj)

静态 Public 成员函数继承自 DA::DAPyModule
static DAPyModule	importModule (const char *module_n)
	导入模块

static bool	isInstanceTime (const pybind11::handle &obj)

static bool	isInstanceDate (const pybind11::handle &obj)

static bool	isInstanceDateTime (const pybind11::handle &obj)

static bool	isInstancePandasDateTime (const pybind11::handle &obj)

static bool	isInstanceNumpyDateTime (const pybind11::handle &obj)

static bool	isInstanceTimedelta (const pybind11::handle &obj)

额外继承的成员函数
Public 类型继承自 DA::DAPyObjectWrapper
using	ErrCallback = std::function< void(const char *) >
	异常错误回调函数

Protected 属性继承自 DA::DAPyObjectWrapper
pybind11::object	_object

ErrCallback	_errcallback

详细描述

对应pandas的包

成员函数说明

◆ getLastErrorString()

QString DA::DAPyModulePandas::getLastErrorString ( )

获取最后的错误

返回

◆ import()

bool DA::DAPyModulePandas::import ( )

导入模块

返回

◆ read_csv()

DAPyDataFrame DA::DAPyModulePandas::read_csv	(	const QString &	path,
		const QVariantHash &	args = `QVariantHash()`
	)

对pandas.read_csv的封装 pandas.read_csv(filepath_or_buffer, sep=NoDefault.no_default, delimiter=None, header='infer', names=NoDefault.no_default, index_col=None, usecols=None, squeeze=None, prefix=NoDefault.no_default, mangle_dupe_cols=True, dtype=None, engine=None, converters=None, true_values=None, false_values=None, skipinitialspace=False, skiprows=None, skipfooter=0, nrows=None, na_values=None, keep_default_na=True, na_filter=True, verbose=False, skip_blank_lines=True, parse_dates=None, infer_datetime_format=False, keep_date_col=False, date_parser=None, dayfirst=False, cache_dates=True, iterator=False, chunksize=None, compression='infer', thousands=None, decimal='.', lineterminator=None, quotechar='"', quoting=0, doublequote=True, escapechar=None, comment=None, encoding=None, encoding_errors='strict', dialect=None, error_bad_lines=None, warn_bad_lines=None, on_bad_lines=None, delim_whitespace=False, low_memory=True, memory_map=False, float_precision=None, storage_options=None)

参数

path

DAPyDataFrame df = DAPyModulePandas::getInstance()
                           .read_csv(QStringLiteral("F:/数据文件.csv"),
                                     { { "encoding", "ANSI" } });
if (!df) {
    qDebug().noquote() << DAPyModulePandas::getInstance().getLastErrorString();
}

返回

该类的文档由以下文件生成:

/home/runner/work/data-workbench/data-workbench/src/DAPyBindQt/pandas/DAPyModulePandas.h
/home/runner/work/data-workbench/data-workbench/src/DAPyBindQt/pandas/DAPyModulePandas.cpp

类

Public 成员函数

静态 Public 成员函数

额外继承的成员函数

详细描述

成员函数说明

◆ getLastErrorString()

◆ import()

◆ read_csv()