SMARTS | Scalable Multi-Agent RL Training School | Reinforcement Learning library

 by   huawei-noah Python Version: 2.0.1 License: MIT

kandi X-RAY | SMARTS Summary

kandi X-RAY | SMARTS Summary

SMARTS is a Python library typically used in Artificial Intelligence, Reinforcement Learning applications. SMARTS has no bugs, it has no vulnerabilities, it has build file available, it has a Permissive License and it has low support. You can install using 'pip install SMARTS' or download it from GitHub, PyPI.

SMARTS (Scalable Multi-Agent RL Training School) is a simulation platform for reinforcement learning and multi-agent research on autonomous driving. Its focus is on realistic and diverse interactions. It is part of the XingTian suite of RL platforms from Huawei Noah's Ark Lab. Check out the paper at SMARTS: Scalable Multi-Agent Reinforcement Learning Training School for Autonomous Driving for background on some of the project goals.
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            kandi-support Support

              SMARTS has a low active ecosystem.
              It has 759 star(s) with 165 fork(s). There are 15 watchers for this library.
              There were 1 major release(s) in the last 6 months.
              There are 213 open issues and 743 have been closed. On average issues are closed in 182 days. There are 13 open pull requests and 0 closed requests.
              It has a neutral sentiment in the developer community.
              The latest version of SMARTS is 2.0.1

            kandi-Quality Quality

              SMARTS has 0 bugs and 0 code smells.

            kandi-Security Security

              SMARTS has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.
              SMARTS code analysis shows 0 unresolved vulnerabilities.
              There are 0 security hotspots that need review.

            kandi-License License

              SMARTS is licensed under the MIT License. This license is Permissive.
              Permissive licenses have the least restrictions, and you can use them in most projects.

            kandi-Reuse Reuse

              SMARTS releases are available to install and integrate.
              Deployable package is available in PyPI.
              Build file is available. You can build the component from source.
              Installation instructions are not available. Examples and code snippets are available.

            Top functions reviewed by kandi - BETA

            kandi has reviewed SMARTS and discovered the below as its top functions. This is intended to give you an instant insight into SMARTS implemented functionality, and help decide if they suit your requirements.
            • Return an observation adapter .
            • Predict a trajectory .
            • Calculate the information about a lane .
            • Generate figures .
            • Performs lane following a lane following a lane .
            • Visualize the evaluation data .
            • Calculates the U - Turn trajectory at the given pose .
            • Generate the left - turn results for a left turn .
            • Tune training .
            • Generate static flows .
            Get all kandi verified functions for this library.

            SMARTS Key Features

            No Key Features are available at this moment for SMARTS.

            SMARTS Examples and Code Snippets

            No Code Snippets are available at this moment for SMARTS.

            Community Discussions

            QUESTION

            Flutter || Card border tree in flutter
            Asked 2022-Mar-01 at 09:45

            In my flutter project I don't know how to make correctly the children tree for a border. I want to make a Card border which contain Padding and Expanded widgets inside a children Column. Please any help is highly appreciated.

            This is my code :

            ...

            ANSWER

            Answered 2022-Mar-01 at 09:45

            Just set the card as parent of Column:

            Source https://stackoverflow.com/questions/71306184

            QUESTION

            SQLite query in Python using DATETIME and variables not working as expected
            Asked 2021-Dec-15 at 04:41

            I'm trying to query a database using Python/Pandas. This will be a recurring request where I'd like to look back into a window of time that changes over time, so I'd like to use some smarts in how I do this.

            In my SQLite query, if I say

            ...

            ANSWER

            Answered 2021-Dec-15 at 04:39

            When you provide parameters to a query, they're treated as literals, not expressions that SQL should evaluate.

            You can pass the function arguments rather than the function as a string.

            Source https://stackoverflow.com/questions/70358451

            QUESTION

            Is there a way to get python to output to the shell and simultaneously output to str in a variable?
            Asked 2021-Nov-16 at 17:11

            The only ways I can find in python that redirects the console output to string in a variable also seem to turn off the functionality of displaying the output to the console in a live manner similar to how python would output the code normally.

            I currently am changing the sys.stdout but again, this is either one or the other it seems.

            If I redefine it, I get the perfect performance for distant error checking, as I am able to save the output variable to a cloud based spreadsheet in the event of exception handling, which sends me notifications anywhere that I am.

            However, redefining it means I don't get to come and locally check on the output of the program while it is "running smoothly"

            EDIT: some of your answers have helped me refine my question. Here is a fresh re wording:

            What is the best way to concisely store and record outputs with a single variable as the elements are printed to the console without overwriting sys.stdout?

            ...

            ANSWER

            Answered 2021-Nov-15 at 21:23

            QUESTION

            Framework 7 + Vue 3 smart select display dynamically select option
            Asked 2021-Oct-07 at 08:31

            I try without success to display the options of smart select. I recover the options with axios and I make a v-for to display the options but without success. I first put the function that allows me to retrieve the data in the computed hook without success then I put it in the mounted hook and I used the setvalue property of smart select without success too. Any help is welcome and I thank you in advance.

            ...

            ANSWER

            Answered 2021-Oct-07 at 08:31

            To load the async data I used the setup method and the Suspense component of view 3

            radar component

            Source https://stackoverflow.com/questions/69351493

            QUESTION

            How to concatenate cell values from multiple columns into a single column?
            Asked 2021-Jun-24 at 19:57

            Note: I have found a partial solution to my problem, please refer to the UPDATE section below.

            I am currently trying to take data from 3 separate columns and merge them together into another specified column. For clarity please refer to the image below, where code 1, code 2, and code 3 are all concatenated together in the Merged Code column. Example of desired outcome. I have written a for loop that can update the values of every cell in a specified column, please refer to the code below.

            ...

            ANSWER

            Answered 2021-Jun-24 at 14:55

            Could you use a pandas dataframe for your data? I've created a sample dataframe of your data (df), but you could pull it in from csv? I'm not sure how you're storing your data.

            Source https://stackoverflow.com/questions/68103884

            QUESTION

            How to iterate through the row property of the sheet object and create a comma delimited list of row id's?
            Asked 2021-Jun-21 at 18:26

            I am currently trying to import an excel sheet into Smartsheet, then take the rows of the imported sheet, and move them to the bottom of an existing sheet. To do this I am using the Sheets.move_row function. Below is a snippet of that code.

            ...

            ANSWER

            Answered 2021-Jun-21 at 18:26

            The following code snippet does what you've described.

            Source https://stackoverflow.com/questions/68069211

            QUESTION

            TypeScript: Turn a Container> into Maybe>
            Asked 2021-Jun-01 at 04:35

            Using Typescipt 4.x.x

            I wrote some code to implement the Maybe/Option type commonly used in other languages Elm/Rust/Haskell.

            I wanted to write a generic function that could take a mapped type

            ...

            ANSWER

            Answered 2021-Jun-01 at 01:52

            It currently just iterates over all the fields, but ideally I could use some typescript smarts to only inspect the field/fields that contain a Maybe. Can this be done in a generic way?

            Your generic Container type should know which fields can be T. In your example, Container is just an empty object shape, so what's the point of having a type parameter, or even the type at all?

            Additionally, I would recommend using interfaces rather than types for the definition of object shapes. That will allow other shapes to extend from it, ensuring the properties of the extension have the properties of the super. For example:

            Source https://stackoverflow.com/questions/67772324

            QUESTION

            On Premises Service and Firewalls
            Asked 2021-May-21 at 15:59

            I have many APIs that run on-premises and a cloud application that talks to them.

            We are worried about the amount of effort that its going to take for companies to open their firewall to allow the API exposure to the outside.

            I've heard of people using Web Sockets to making an outgoing connection to a server. Has anyone done this and can give me a high level in how your approaching it? I tried to do some research but don't see a lot of documentation.

            I'm familiar with web sockets but a couple questions I would have before implementing them is:

            • Is it scalable? I assume there would be one connection coming out of the server, and then you would have that socket to communicate, or could you have multiple web sockets connect and build some smarts on different sockets to communicate from the calling server?
            • What would be the approach to have a Stateless protocol as the initial requests from the consumer and then integrating that with the web sockets? It seems like I would have to develop a lot of pluming here to manage the requests then integrating it into one or many sockets that are connected as a bridge of sorts. HTTPRequest -> Server -> Socket Communication To On-Premises Server -> Server -> HTTPResponse

            Any feedback on approaches using web sockets to integrate into on-premise service would be appreciated.

            ...

            ANSWER

            Answered 2021-May-21 at 15:59

            I ended up using a web socket tunnel for this instead of developing it from scratch.

            Websocket Tunnel

            Source https://stackoverflow.com/questions/67273987

            QUESTION

            POSTGRES: Disk bound IO - possible to keep table in memory?
            Asked 2021-Apr-16 at 02:58

            I'm a relative Postgres newbie, though have some basic experience with MSSQL.

            I have a table on PostgreSQL (PostGIS, it's spatial) that contains about 10,000,000 polygons. The machine it's sitting on has 64gb RAM, 16 cores and a 1TB spinning HDD. This is only of the only tables in the database at the moment. Because access to the table is infrequent (perhaps once every few hours) I'm noticing that the table will not stay located in RAM, as I would expect with MSSQL. Instead, the table seems to be released from memory and sit on disc in an active state. This is leading to 100% HDD utilization for 15+ minutes when I want to query / join / interrogate / etc. When the table seemingly appears to be in memory subsequent operations are notably faster (seconds rather than minutes).

            Is there a way to ask Postgres to keep a certain table in memory, or have the scheduler / whatever bits of postgres that perform the smarts keep the table in ram, rather than letting it go to disk then having to recall it into memory when required?

            I have spatial indexes (and a couple of other columns that often require filtering / sorting indexed), so when being called from memory it's quite fast.

            This same issue also seems to massively affect JOINS, because they too require the table to be read first. This is a separate issue for me, but seemingly affected by the same root problem. Disk IO bound.

            My DB settings are as such - so generally I'm not inhibited by available memory / ram, so far as I can tell.

            Edit: Table is 26gb

            ...

            ANSWER

            Answered 2021-Apr-16 at 01:27

            You didn't say how large the table is.

            Data is never evicted from shared buffers just out of boredom. Only to make room for other things, or because they became invalid (table dropped or truncated, etc.). So if you make shared buffers large enough and read the whole table in with pg_prewarm, it will stay there until displaced. (There is a mechanism for sequential scans of large tables that will preferentially evict data it just read to make room for more data from the same table, but pg_prewarm is not subject to that). If the entire database fits in shared buffers, it will all be retained indefinitely.

            Stock postgresql offers no other way to pin a table or list of tables into memory.

            Source https://stackoverflow.com/questions/67117580

            QUESTION

            To return custom field in DjangoRestFramework after aggregation
            Asked 2021-Apr-05 at 06:15

            There are lot of answers related to custom fields on stackoverflow but when trying with them, I am getting different error, so posting a separate question.

            I wanted to return a JSON Response for the following url

            urls.py

            ...

            ANSWER

            Answered 2021-Apr-05 at 06:15

            I found the answer after hit and trial, I used custom serializer to return required field.

            serializer.py

            Source https://stackoverflow.com/questions/66929146

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

            Vulnerabilities

            No vulnerabilities reported

            Install SMARTS

            You can install using 'pip install SMARTS' or download it from GitHub, PyPI.
            You can use SMARTS like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.

            Support

            Documentation is available at smarts.readthedocs.io.
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            Install
          • PyPI

            pip install smarts

          • CLONE
          • HTTPS

            https://github.com/huawei-noah/SMARTS.git

          • CLI

            gh repo clone huawei-noah/SMARTS

          • sshUrl

            git@github.com:huawei-noah/SMARTS.git

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