Struct QmtDataDir 

pub struct QmtDataDir { /* private fields */ }

QMT datadir 根目录句柄。

Implementations

impl QmtDataDir

pub fn new(path: impl AsRef<Path>) -> Result<Self, DataDirError>

创建 datadir 根目录句柄。

pub fn root(&self) -> &Path

返回 datadir 根目录。

pub fn tick_path( &self, market: Market, symbol: &str, date: &str, ) -> Result<PathBuf, DataDirError>

定位 tick 文件路径。

pub fn min_path( &self, market: Market, symbol: &str, ) -> Result<PathBuf, DataDirError>

定位 1 分钟线文件路径。

pub fn day_path( &self, market: Market, symbol: &str, ) -> Result<PathBuf, DataDirError>

定位日线文件路径。

pub fn finance_path( &self, symbol: &str, file_type: FileType, ) -> Result<PathBuf, DataDirError>

定位财务文件路径。

pub fn dividend_db_path(&self) -> Result<PathBuf, DataDirError>

定位分红 LevelDB 目录。

pub fn parse_ticks_to_structs( &self, market: Market, symbol: &str, date: &str, ) -> Result<Vec<TickData>, DataDirError>

从 datadir 发现并解析 tick 文件为结构体。

pub fn parse_ticks_to_dataframe( &self, market: Market, symbol: &str, date: &str, ) -> Result<DataFrame, DataDirError>

从 datadir 发现并解析 tick 文件为 DataFrame。

pub fn parse_min_to_structs( &self, market: Market, symbol: &str, ) -> Result<Vec<MinKlineData>, DataDirError>

从 datadir 发现并解析 1 分钟线文件为结构体。

pub fn parse_min_to_dataframe( &self, market: Market, symbol: &str, ) -> Result<DataFrame, DataDirError>

从 datadir 发现并解析 1 分钟线文件为 DataFrame。

pub fn parse_daily_file_to_structs( &self, market: Market, symbol: &str, ) -> Result<Vec<DailyKlineData>, DataDirError>

从 datadir 发现并解析整个日线文件为结构体。

pub fn parse_daily_to_structs( &self, market: Market, symbol: &str, start: &str, end: &str, ) -> Result<Vec<DailyKlineData>, DataDirError>

从 datadir 发现并按字符串日期范围解析日线为结构体。

pub fn parse_daily_to_structs_in_range( &self, market: Market, symbol: &str, start: Option<NaiveDate>, end: Option<NaiveDate>, ) -> Result<Vec<DailyKlineData>, DataDirError>

从 datadir 发现并按 typed 日期范围解析日线为结构体。

pub fn parse_daily_file_to_dataframe( &self, market: Market, symbol: &str, ) -> Result<DataFrame, DataDirError>

从 datadir 发现并解析整个日线文件为 DataFrame。

pub fn parse_daily_to_dataframe( &self, market: Market, symbol: &str, start: &str, end: &str, ) -> Result<DataFrame, DataDirError>

从 datadir 发现并按字符串日期范围解析日线为 DataFrame。

pub fn parse_daily_to_dataframe_in_range( &self, market: Market, symbol: &str, start: Option<NaiveDate>, end: Option<NaiveDate>, ) -> Result<DataFrame, DataDirError>

从 datadir 发现并按 typed 日期范围解析日线为 DataFrame。

pub fn read_finance( &self, symbol: &str, file_type: FileType, ) -> Result<Vec<FinanceRecord>, DataDirError>

从 datadir 发现并读取财务文件。

pub fn open_dividend_db(&self) -> Result<DividendDb, DataDirError>

从 datadir 发现并打开分红数据库。

pub fn load_holidays(&self) -> Result<Vec<i64>, DataDirError>

从 datadir 发现并加载节假日列表。

pub fn load_sector_names(&self) -> Result<Vec<String>, DataDirError>

从 datadir 发现并加载 sector 名称。

pub fn load_sectorlist(&self) -> Result<Vec<String>, DataDirError>

从 datadir 发现并加载 sectorlist.DAT。

pub fn load_sector_weight_members( &self, ) -> Result<BTreeMap<String, Vec<String>>, DataDirError>

从 datadir 发现并加载全部 sector 成员映射。

pub fn load_sector_weight_index( &self, index_code: &str, ) -> Result<BTreeMap<String, f64>, DataDirError>

从 datadir 发现并加载指定 sector/index 的权重映射。

pub fn load_industry( &self, ) -> Result<BTreeMap<String, Vec<String>>, DataDirError>

从 datadir 发现并加载行业成员映射。

Trait Implementations

impl Clone for QmtDataDir

fn clone(&self) -> QmtDataDir

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for QmtDataDir

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.