danfojs

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Selecting `Date` column blows up

1

Create a data frame with a `Date` column. Example value: `new Date("2022-04-01")`. Try to select the data column using [either documented method](new Date(["2022-04-01"](https://danfo.jsdata.org/api-reference/dataframe/danfo.dataframe.column))). Code blow ups with this call stack:...

hrseymour

Support Apache Arrow input/output

5

Would you be open to supporting Apache Arrow as an input and export format? It would help with faster network transfers! They have a JS library available. Thanks!

Alex-Monahan

Usage of danfojs in Angular

2

**Describe the bug** `Uncaught TypeError: util.inherits is not a function` on page load. **To Reproduce** Steps to reproduce the behavior: 1. Install danfo.js 2. Made changes in tsconfig as `"skipLibCheck":...

andreyshedko

[Feature Request] minimal installation - optionally drop large libraries such as plotly

6

**Is your feature request related to a problem? Please describe.** danfojs is too large to include it in PWA/SPA applications. It would help if we could at least exclude some...

yeus

Month() mixing days and months in Dateranges

3

**Describe the bug** When using DateTime on a Daterange series object, month() seems to be looking at days instead of month in the Date strings. **To Reproduce** 2. dates =...

pluc87

Adding Timeseries from .dt or toDateTime() to Series or DataFrame throws "Error: File format not supported!"

1

I tested it with danfojs-node and danfojs-node-nightly, because [danfo.Dt](https://danfo.jsdata.org/api-reference/general-functions/danfo.dt) includes the nightly. What I have so far is this. Not a dt or danfo.toDateTime() operation yet. ``` const danfo =...

Emporea

to_csv does not support DataFrame indexes

3

Indexes in DataFrame are not saved when exporting to csv using to_csv. ``` js const df = new DataFrame(input, { index: ['A', 'B', 'C'] } ); df.to_csv(filename); ```

kbzowski

It would be nice to have an argument in drop() and probably other functions on how to handle errors. If one column in a list of columns to drop does...

Emporea

Corr function for Dataframe and Series

21

A Tensorflow based function to calculate Corr for series and columns, similar to Pandas Corr function.

risenW

Pivot table

7

Pivot table support for DataFrame

risenW