pandasx / GroupedOperation

Class: GroupedOperation

Defined in: src/groupby.ts:694

A window or resampler applied per group. Calling an aggregation (mean, sum, std, ...) runs it on every group and stacks the results under a (group key, label) index, like pandas.

Methods

agg()

agg(spec): DataFrame | Series

Defined in: src/groupby.ts:734

Parameters

Parameter	Type
spec	unknown

Returns

DataFrame | Series

---

apply()

apply(fn, options?): DataFrame | Series

Defined in: src/groupby.ts:733

Parameters

Parameter	Type
fn	(v) => unknown
options?	object

Returns

DataFrame | Series

---

asfreq()

asfreq(): DataFrame | Series

Defined in: src/groupby.ts:736

Returns

DataFrame | Series

---

bfill()

bfill(): DataFrame | Series

Defined in: src/groupby.ts:736

Returns

DataFrame | Series

---

call()

call(method, args?): DataFrame | Series

Defined in: src/groupby.ts:710

Runs method(...args) on each group's window and stacks the results.

Parameters

Parameter	Type	Default value
method	string	undefined
args	readonly unknown[]	[]

Returns

DataFrame | Series

---

count()

count(): DataFrame | Series

Defined in: src/groupby.ts:732

Returns

DataFrame | Series

---

ffill()

ffill(): DataFrame | Series

Defined in: src/groupby.ts:736

Returns

DataFrame | Series

---

first()

first(): DataFrame | Series

Defined in: src/groupby.ts:734

Returns

DataFrame | Series

---

interpolate()

interpolate(): DataFrame | Series

Defined in: src/groupby.ts:736

Returns

DataFrame | Series

---

kurt()

kurt(): DataFrame | Series

Defined in: src/groupby.ts:733

Returns

DataFrame | Series

---

last()

last(): DataFrame | Series

Defined in: src/groupby.ts:734

Returns

DataFrame | Series

---

max()

max(): DataFrame | Series

Defined in: src/groupby.ts:731

Returns

DataFrame | Series

---

mean()

mean(): DataFrame | Series

Defined in: src/groupby.ts:731

Returns

DataFrame | Series

---

median()

median(): DataFrame | Series

Defined in: src/groupby.ts:731

Returns

DataFrame | Series

---

min()

min(): DataFrame | Series

Defined in: src/groupby.ts:731

Returns

DataFrame | Series

---

nunique()

nunique(): DataFrame | Series

Defined in: src/groupby.ts:735

Returns

DataFrame | Series

---

ohlc()

ohlc(): DataFrame

Defined in: src/groupby.ts:735

Returns

DataFrame

---

prod()

prod(): DataFrame | Series

Defined in: src/groupby.ts:734

Returns

DataFrame | Series

---

quantile()

quantile(q): DataFrame | Series

Defined in: src/groupby.ts:733

Parameters

Parameter	Type
q	number

Returns

DataFrame | Series

---

rank()

rank(options?): DataFrame | Series

Defined in: src/groupby.ts:735

Parameters

Parameter	Type
options?	object

Returns

DataFrame | Series

---

sem()

sem(): DataFrame | Series

Defined in: src/groupby.ts:732

Returns

DataFrame | Series

---

size()

size(): Series

Defined in: src/groupby.ts:735

Returns

Series

---

skew()

skew(): DataFrame | Series

Defined in: src/groupby.ts:733

Returns

DataFrame | Series

---

std()

std(ddof?): DataFrame | Series

Defined in: src/groupby.ts:732

Parameters

Parameter	Type
ddof?	number

Returns

DataFrame | Series

---

sum()

sum(): DataFrame | Series

Defined in: src/groupby.ts:731

Returns

DataFrame | Series

---

var()

var(ddof?): DataFrame | Series

Defined in: src/groupby.ts:732

Parameters

Parameter	Type
ddof?	number

Returns

DataFrame | Series