dataframe

package

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Versions in this module

v0

v0.12.0

Oct 10, 2021

Changes in this version

type DataFrame

+ func (df *DataFrame) Error() error

type Groups

+ func (g Groups) GetGroups() map[string]DataFrame

type LoadOption

+ func WithLazyQuotes(b bool) LoadOption

v0.11.0

Jun 27, 2021

Changes in this version

+ const KEY_ERROR

+ type Aggregation int

+ const And

+ const Or

+ func (a Aggregation) String() string

+ type AggregationType int

+ const Aggregation_COUNT

+ const Aggregation_MAX

+ const Aggregation_MEAN

+ const Aggregation_MEDIAN

+ const Aggregation_MIN

+ const Aggregation_STD

+ const Aggregation_SUM

+ func (aggregation AggregationType) String() string

type DataFrame

+ func ReadHTML(r io.Reader, options ...LoadOption) []DataFrame

+ func (df DataFrame) Concat(dfb DataFrame) DataFrame

+ func (df DataFrame) FilterAggregation(agg Aggregation, filters ...F) DataFrame

+ func (df DataFrame) GroupBy(colnames ...string) *Groups

type F

+ Colidx int

+ type Groups struct

+ Err error

+ func (gps Groups) Aggregation(typs []AggregationType, colnames []string) DataFrame

v0.10.1

Nov 8, 2019

v0.10.0

Nov 8, 2019

Changes in this version

type LoadOption

+ func WithComments(b rune) LoadOption

v0.9.0

Oct 3, 2017

Changes in this version

type DataFrame

+ func LoadStructs(i interface{}, options ...LoadOption) DataFrame

+ func (df DataFrame) Describe() DataFrame

+ func (df DataFrame) Drop(indexes SelectIndexes) DataFrame

+ func (df DataFrame) Elem(r, c int) series.Element

type LoadOption

+ func Names(names ...string) LoadOption

+ func WithDelimiter(b rune) LoadOption

+ type Matrix interface

+ At func(i, j int) float64

+ Dims func() (r, c int)

+ type WriteOption func(*writeOptions)

+ func WriteHeader(b bool) WriteOption

v0.8.0

Dec 12, 2016

Changes in this version

type DataFrame

+ func LoadMatrix(mat mat64.Matrix) DataFrame

+ func (df DataFrame) Arrange(order ...Order) DataFrame

+ func (df DataFrame) Capply(f func(series.Series) series.Series) DataFrame

+ func (df DataFrame) Dims() (r, c int)

+ func (df DataFrame) Matrix() mat64.Matrix

+ func (df DataFrame) Rapply(f func(series.Series) series.Series) DataFrame

+ type LoadOption func(*loadOptions)

+ func DefaultType(t series.Type) LoadOption

+ func DetectTypes(b bool) LoadOption

+ func HasHeader(b bool) LoadOption

+ func NaNValues(nanValues []string) LoadOption

+ func WithTypes(coltypes map[string]series.Type) LoadOption

+ type Order struct

+ Colname string

+ Reverse bool

+ func RevSort(colname string) Order

+ func Sort(colname string) Order

v0.7.0

Nov 27, 2016

Changes in this version

+ func CfgColumnTypes(coltypes map[string]series.Type) func(*LoadOptions)

+ func CfgDefaultType(t series.Type) func(*LoadOptions)

+ func CfgDetectTypes(b bool) func(*LoadOptions)

+ func CfgHasHeader(b bool) func(*LoadOptions)

+ type DataFrame struct

+ Err error

+ func LoadMaps(maps []map[string]interface{}, options ...func(*LoadOptions)) DataFrame

+ func LoadRecords(records [][]string, options ...func(*LoadOptions)) DataFrame

+ func New(se ...series.Series) DataFrame

+ func ReadCSV(r io.Reader, options ...func(*LoadOptions)) DataFrame

+ func ReadJSON(r io.Reader, options ...func(*LoadOptions)) DataFrame

+ func (df DataFrame) CBind(dfb DataFrame) DataFrame

+ func (df DataFrame) Col(colname string) series.Series

+ func (df DataFrame) Copy() DataFrame

+ func (df DataFrame) CrossJoin(b DataFrame) DataFrame

+ func (df DataFrame) Dim() (dim [2]int)

+ func (df DataFrame) Filter(filters ...F) DataFrame

+ func (df DataFrame) InnerJoin(b DataFrame, keys ...string) DataFrame

+ func (df DataFrame) LeftJoin(b DataFrame, keys ...string) DataFrame

+ func (df DataFrame) Maps() []map[string]interface{}

+ func (df DataFrame) Mutate(s series.Series) DataFrame

+ func (df DataFrame) Names() []string

+ func (df DataFrame) Ncol() int

+ func (df DataFrame) Nrow() int

+ func (df DataFrame) OuterJoin(b DataFrame, keys ...string) DataFrame

+ func (df DataFrame) RBind(dfb DataFrame) DataFrame

+ func (df DataFrame) Records() [][]string

+ func (df DataFrame) Rename(newname, oldname string) DataFrame

+ func (df DataFrame) RightJoin(b DataFrame, keys ...string) DataFrame

+ func (df DataFrame) Select(indexes SelectIndexes) DataFrame

+ func (df DataFrame) Set(indexes series.Indexes, newvalues DataFrame) DataFrame

+ func (df DataFrame) SetNames(colnames []string) error

+ func (df DataFrame) String() (str string)

+ func (df DataFrame) Subset(indexes series.Indexes) DataFrame

+ func (df DataFrame) Types() []series.Type

+ func (df DataFrame) WriteCSV(w io.Writer) error

+ func (df DataFrame) WriteJSON(w io.Writer) error

+ type F struct

+ Colname string

+ Comparando interface{}

+ Comparator series.Comparator

+ type LoadOptions struct

+ type SelectIndexes interface

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