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Pandas backend adapter for Colnade

Project description

colnade-pandas

Pandas backend adapter for Colnade.

Installation

pip install colnade-pandas

Usage

from colnade import Column, Schema, UInt64, Float64, Utf8
from colnade_pandas import read_parquet

class Users(Schema):
    id: Column[UInt64]
    name: Column[Utf8]
    age: Column[UInt64]
    score: Column[Float64]

df = read_parquet("users.parquet", Users)
result = df.filter(Users.age > 25).sort(Users.score.desc())

I/O Functions

  • read_parquet / write_parquet
  • read_csv / write_csv

Documentation

Full documentation at colnade.com.

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