DolphinDB Python API

Environment Setup

Before Running the scripts, please have python packages numpy and pandas installed.

Method 1:

Please download the 64bit python 3.6 version of anaconda, which contains python and all packages we need to run xxdb api python scripts https://www.continuum.io/downloads

Method 2:

Download and install the latest python 3.6.*

sudo easy_install pip
pip install numpy pandas

Then, please go to our python api folder and install the package through the following command:

To install for the first time: python setup.py install
To update the existing install: python setup.py install --force

Usage

Assuming you have dolphindb SERVER running on port 8848, you can run the following commands in python console

import dolphindb as ddb

# start a DolphinDB session
s = ddb.session() 

# connect to DolphinDB server
success = s.connect('localhost', 8848)

# or connect with login info
success = s.connect('localhost', 8848, "admin", "123456") 


if success:
    obj = s.run("Your XXDB script") # run dolphinDB script
    print(obj)

For more examples, please refer to python api tutorial:

The jupter notebook tutorial here

https://github.com/dolphindb/Tutorials_EN/blob/master/python_api.md

Package Introduction

session.py: DolphinDB api for querying DolphinDB server
settings.py: contain the data form and type definitions, and other settings
data_factory.py: python data building factory based on returned DolphinDB object
socket_util.py: python socket protocols
date_util.py: converting integer into python datetime object
table.py: manipulate DolphinDB SQL query through python class "Table".

ShenHongFei / dolphindb-python