Struct bookdata::interactions::ratings::TimestampRatingRecordFrame

pub struct TimestampRatingRecordFrame<'a> {
    user: &'a <i32 as ColType>::Array,
    item: &'a <i32 as ColType>::Array,
    rating: &'a <f32 as ColType>::Array,
    last_rating: &'a <f32 as ColType>::Array,
    timestamp: &'a <i64 as ColType>::Array,
    last_time: &'a <i64 as ColType>::Array,
    nratings: &'a <i32 as ColType>::Array,
}

Fields

user: &'a <i32 as ColType>::Array

item: &'a <i32 as ColType>::Array

rating: &'a <f32 as ColType>::Array

last_rating: &'a <f32 as ColType>::Array

timestamp: &'a <i64 as ColType>::Array

last_time: &'a <i64 as ColType>::Array

nratings: &'a <i32 as ColType>::Array

Trait Implementations

impl<'a> FrameStruct<'a, TimestampRatingRecord> for TimestampRatingRecordFrame<'a>

fn new(df: &'a DataFrame) -> PolarsResult<Self>

fn read_row(&mut self, idx: usize) -> Result<TimestampRatingRecord, RowError>