pony | Pony Object Relational Mapper | SQL Database library

 by   ponyorm Python Version: 0.7.9 License: Apache-2.0

kandi X-RAY | pony Summary

kandi X-RAY | pony Summary

pony is a Python library typically used in Institutions, Learning, Administration, Public Services, Database, SQL Database applications. pony has no bugs, it has no vulnerabilities, it has build file available, it has a Permissive License and it has high support. You can install using 'pip install pony' or download it from GitHub, PyPI.

Pony is an advanced object-relational mapper. The most interesting feature of Pony is its ability to write queries to the database using Python generator expressions and lambdas. Pony analyzes the abstract syntax tree of the expression and translates it into a SQL query.
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            kandi-support Support

              pony has a highly active ecosystem.
              It has 3232 star(s) with 234 fork(s). There are 86 watchers for this library.
              There were 1 major release(s) in the last 12 months.
              There are 283 open issues and 327 have been closed. On average issues are closed in 183 days. There are 32 open pull requests and 0 closed requests.
              It has a positive sentiment in the developer community.
              The latest version of pony is 0.7.9

            kandi-Quality Quality

              pony has 0 bugs and 0 code smells.

            kandi-Security Security

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

            kandi-License License

              pony is licensed under the Apache-2.0 License. This license is Permissive.
              Permissive licenses have the least restrictions, and you can use them in most projects.

            kandi-Reuse Reuse

              pony 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.
              pony saves you 16415 person hours of effort in developing the same functionality from scratch.
              It has 28351 lines of code, 3446 functions and 138 files.
              It has medium code complexity. Code complexity directly impacts maintainability of the code.

            Top functions reviewed by kandi - BETA

            kandi has reviewed pony and discovered the below as its top functions. This is intended to give you an instant insight into pony implemented functionality, and help decide if they suit your requirements.
            • Generate a mapping from a database
            • Validate item type
            • Get the column names for a relationship
            • Get the pk columns of the entity
            • Runs tests
            • Extract globals and locals from arguments
            • Create a Query object from the given arguments
            • Convert a string into an AST
            • Dispatch an external query
            • Make a join condition
            • Create a count query for a count query
            • Get instructions from a decompiler
            • Pre call function
            • Aggregate a monadic function
            • Checks if the given item contains the given item
            • Aggregate an aggregate function
            • Call method on node
            • Build a SELECT WHERE statement
            • Set db value
            • Print query results
            • Load a set of items from obj
            • Create changes from JSON
            • Convert data into JSON
            • Populate the database
            • Tells if a monad is contained in a monad
            • Process where clauses are equal
            Get all kandi verified functions for this library.

            pony Key Features

            No Key Features are available at this moment for pony.

            pony Examples and Code Snippets

            copy iconCopy
            # email - Gmail account data
            export EMAIL_LOGIN=
            export EMAIL_PASS=
            
            # Current SMTP email parameters are defined for GMAIL. Change them to your requirement.
                def mail_init(message)
                { to: '',
                subject: '',
                headers: { 'Content-Type' =>  
            PonySDK,Pony Driver,Dependencies
            Javadot img2Lines of Code : 10dot img2License : Permissive (Apache-2.0)
            copy iconCopy
            compile 'com.ponysdk:ponysdk:2.8.12'
            compile 'org.seleniumhq.selenium:selenium-api:3.14.0'
            compile 'org.seleniumhq.selenium:selenium-java:3.14.0'
            compile 'javax.websocket:javax.websocket-client-api:1.1'
            
            runtime 'javax.json:javax.json-api:1.1.4'
            runt  
            PonySDK,Pony Driver,Usage
            Javadot img3Lines of Code : 9dot img3License : Permissive (Apache-2.0)
            copy iconCopy
            PonySDKWebDriver driver = new PonySDKWebDriver();
            driver.get("ws://localhost:8081/sample/ws");
            
            WebDriverWait wait = new WebDriverWait(driver, 10L); //10 == timeOut in seconds
            
            wait.until(webDriver -> webDriver.findElement(By.className("arrow left  
            cross-fetch - pony page
            JavaScriptdot img4Lines of Code : 41dot img4License : Permissive (MIT License)
            copy iconCopy
            import React, { Component } from 'react'
            import { StyleSheet, Text, ScrollView } from 'react-native'
            import fetch from 'cross-fetch'
            
            export default class Ponyfill extends Component {
              constructor (props) {
                super(props)
                this.state = {
                    

            Community Discussions

            QUESTION

            Qt QML ListView sections visible when out of range
            Asked 2022-Mar-04 at 18:37

            I am having trouble bounding my ListView in QML.

            I have taken the example provided by Qt (slightly modified but the exact code from the Qt example has the same issue), and tried to integrate it into my window.

            As you can see in the image below, the ListView is supposed to be the size on the white Rectangle in the middle, yet the section headers are always visible, and the list elements are visible until completely out of the container Rectangle ("Guinea Pig" and "Tiger" are completely visible, although one would expect them to be only half visible)

            I am sure the error is trivial, but i have tried all sorts of anchors and container types, but can't resolve this issue.

            Here is the code :

            ...

            ANSWER

            Answered 2022-Mar-04 at 18:37

            You are simply missing the clip property. That tells the object to prevent child objects from drawing outside of its borders. clip is set to false by default because most of the time its not needed and has a little bit of a performance hit.

            Source https://stackoverflow.com/questions/71355073

            QUESTION

            API call returns image after I render the components
            Asked 2022-Jan-14 at 17:33

            I'm using g-s-i a npm package to make calls to google images.

            I'm unable to make this API call and, just after, render the application. I'm aware this has to do with async, but I have no idea how to use it here. I have tried many things with the function imageSearch, but nothing has worked.

            I thank if someone can show me a solution to my problem.

            My MWE:

            HTML:

            ...

            ANSWER

            Answered 2022-Jan-14 at 17:33

            Your imageSearch function calls gis() which doesn't successfully create the response object until the callback passed as the second parameter to gis() is called. However, you're immediately returning the empty response array.

            Instead, pass a callback in to imageSearch that gets called when gis() returns, something like this:

            Source https://stackoverflow.com/questions/70706072

            QUESTION

            Clustering in R using K-mean
            Asked 2021-Dec-17 at 17:31

            I tried to cluster my dataset using K-mean, but there is a categorical data in column 9; so when I ran k-mean it had an error like this:

            ...

            ANSWER

            Answered 2021-Dec-17 at 17:31

            To solve your specific issue, you can generate dummy variables to run your desired clustering.

            One way to do it is using the dummy_columns() function from the fastDummies package.

            Source https://stackoverflow.com/questions/70364971

            QUESTION

            How to join to column after imputation
            Asked 2021-Dec-14 at 22:53

            I ran multiple imputation to impute missing data for 2 variables of a data frame, then I got a new data frame (with 2 columns for 2 imputed variables).

            Now, I want to replace the 2 columns in the original data frame with the two newly imputed columns from my new dataframe. What should I do?

            Original data frame new data frame for imputed variables

            This is the code I used. Only 2 columns in this data frame are missing data, so I only imputed those two. Is that ok? Can you please suggest me a better way?

            ...

            ANSWER

            Answered 2021-Dec-14 at 22:53

            Updated

            As @dcarlson recommended, you can run mice on the entire dataframe, then you can use complete to get the whole output dataframe. Then, you can join the new data with your original dataframe.

            Source https://stackoverflow.com/questions/70355091

            QUESTION

            What does 'File ""' stands for on python debugger and traceback?
            Asked 2021-Nov-12 at 14:24

            Eventually, when I am in a debug session, the current file is named "". What I would expect to see is the name of the module where the debugger is currently on.

            The same happens on the traceback:

            ...

            ANSWER

            Answered 2021-Nov-12 at 14:11

            It means that the code came from something that was not a file, but a string. My guess would be an exec() call, but maybe there are other ways of getting the same effect. The previous stack frame might give some clues.

            Source https://stackoverflow.com/questions/69943976

            QUESTION

            Maintaining foreign key relations when casting to dict
            Asked 2021-Oct-28 at 20:03

            Say I have the following db classes:

            ...

            ANSWER

            Answered 2021-Oct-28 at 20:03

            The Entity.to_dict function has a related_objects keyword argument.

            You can use it to include the objects in the dicts.

            If you want the to-many relationships too, you also need the with_collections argument.

            Source https://stackoverflow.com/questions/69757434

            QUESTION

            is it possible in R to use the input dataframe name in a selfmade function that creates dataframes?
            Asked 2021-Oct-28 at 12:59

            I have a working function which is around 250 lines, a simplified version:

            ...

            ANSWER

            Answered 2021-Oct-28 at 12:59

            This entire concept is flawed. R is a (largely) functional programming language, and users don't expect side effects, particularly (over)writing objects in the calling environment. A far better idea is to have your function return a list of data frames.

            Lists are better than directly writing to the calling environment for a number of reasons. They avoid cluttering the global workspace, they can be iterated over, their elements can be named or unnamed, they can be nested, they can be converted into environments, and they can act as a container to allow a function to return multiple objects - just as in your example.

            The standard R way to use a function like yours would be something like this:

            Source https://stackoverflow.com/questions/69754091

            QUESTION

            Accessing pd.Series Multi-index with get() does not find element
            Asked 2021-Oct-19 at 15:14

            Below is a minimal example of my code.

            I have a grouped pd.Series with Multiindices and can access single elements using grouped["stallion", "london"], but when using grouped.get(["stallion", "london"]) the result is None (or -1 when a default value is given).

            ...

            ANSWER

            Answered 2021-Oct-19 at 15:14

            You have to use tuple to get values because your index contains tuples (this is not a MultiIndex)

            Source https://stackoverflow.com/questions/69633288

            QUESTION

            running server in tmux through ansible
            Asked 2021-Aug-25 at 17:03

            (forgive me for spamming, I should have adjusted the original question, but it felt like I ran into a new hurdle when solving the problem)

            I set a goal of running a web server with ansible: figured I'd sit it inside a tmux session. I quickly ran into ansible play hanging forever due to tmux dropping into it's own shell, but with community's help got halfway to the goal. I can run my server, but there's no tmux session to be found on the box.

            the playbook's task is this:

            ...

            ANSWER

            Answered 2021-Aug-25 at 17:03

            Not really an answer, but fleshing out some background as to how tmux works.

            When you run tmux, it tries to connect to (or create if necessary) a server running on a particular Unix socket. By default, the path to that socket is something like /tmp/tmux-$USERID/default. You can change the directory using the -L option or the TMUX_TMPDIR environment variable. You can ignore both those using -S to specify an exact path your self.

            For example,

            Source https://stackoverflow.com/questions/68925949

            QUESTION

            Direct escape from "\t"[sic] seperator during import of table possible?
            Asked 2021-Jul-10 at 23:18

            I recently received a .txt file in a very unusual format like this to process:

            ...

            ANSWER

            Answered 2021-Jul-10 at 23:18

            This could be made a bit more compact by reading with readLines, use gsub to change the delimiter, before reading with read.csv/read.table

            Source https://stackoverflow.com/questions/68332144

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

            Vulnerabilities

            No vulnerabilities reported

            Install pony

            You can install using 'pip install pony' or download it from GitHub, PyPI.
            You can use pony 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

            Pony ORM is Apache 2.0 licensed open source project. If you would like to support Pony ORM development, please consider:. [Become a backer or sponsor](https://ponyorm.org/donation.html).
            Find more information at:

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            Install
          • PyPI

            pip install pony

          • CLONE
          • HTTPS

            https://github.com/ponyorm/pony.git

          • CLI

            gh repo clone ponyorm/pony

          • sshUrl

            git@github.com:ponyorm/pony.git

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