Domain Specific Language With Python

In a nutshell textx will help you build your textual language in an easy way.

Domain specific language with python. You can invent your own language or build a support for an already existing textual language or file format. A domain specific language or dsl for short is a language that s specialized to a particular application domain. Programming languages are a powerful tool and can be used to create all manner of applications however sometimes their syntax is more cumbersome than necessary. Compared to heavyweight language workbenches such as jetbrains mps eclipse xtext or spoofax textx is less powerful and not as feature rich.

I give an overview with a real case example on how to build your own domain specific language in python. Another widely used dsl is sql. The approach is useful if you need a more structured solution but don t have the time or. Textx is a suite of python modules and tools to quickly develop text based domain specific languages.

Sql is a mini language specialized to retrieve data from a relational database. Creating domain specific languages in python 1. Domain specific language dsl. Sqlsql is a mini language specialized to retrieve datafrom a relational database 4.

Regular expressions regular expressions are mini languages specialized to express string patterns. However it s directly usable in python with minimal effort as it s just another python library and it has a really modest learning. Domain specific languages in python siddharta govindaraj siddharta silverstripesoftware. Build your own domain specific language in python with textx episode 269.

Creating forms no. What are dsls specialized mini languages for specific problemdomains that make it easier to work in thatdomain 3. Textx is a meta language i e. General purpose language e g.

Simply writing the function in python isn t really an option since nobody is going to want to install a server that downloads and executes arbitrary python code at runtime. A programming or declarative language dedicated to a particular problem domain typically the language will be engineered to contain the bare minimum of constructs and consist of keywords familiar to users knowledgeable in the problem domain. What i need are suggestions on the simplest way to implement a domain specific language to achieve this goal. For example regular expressions are a dsl.

Python that resembles the domain syntax.