kazoo | level Python library that makes it easier to use Apache | Authorization library

 by   python-zk Python Version: 2.10.0 License: Apache-2.0

kandi X-RAY | kazoo Summary

kandi X-RAY | kazoo Summary

kazoo is a Python library typically used in Security, Authorization, Kafka applications. kazoo 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 kazoo' or download it from GitHub, PyPI.

[Reviewed by Hound] kazoo implements a higher level API to [Apache Zookeeper] for Python clients. See [the full docs] for more information.
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            kandi-support Support

              kazoo has a highly active ecosystem.
              It has 1248 star(s) with 381 fork(s). There are 72 watchers for this library.
              There were 1 major release(s) in the last 12 months.
              There are 105 open issues and 229 have been closed. On average issues are closed in 121 days. There are 14 open pull requests and 0 closed requests.
              OutlinedDot
              It has a negative sentiment in the developer community.
              The latest version of kazoo is 2.10.0

            kandi-Quality Quality

              kazoo has 0 bugs and 0 code smells.

            kandi-Security Security

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

            kandi-License License

              kazoo 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

              kazoo releases are available to install and integrate.
              Deployable package is available in PyPI.
              Build file is available. You can build the component from source.
              kazoo saves you 4456 person hours of effort in developing the same functionality from scratch.
              It has 9430 lines of code, 1036 functions and 63 files.
              It has medium code complexity. Code complexity directly impacts maintainability of the code.

            Top functions reviewed by kandi - BETA

            kandi has reviewed kazoo and discovered the below as its top functions. This is intended to give you an instant insight into kazoo implemented functionality, and help decide if they suit your requirements.
            • Allocate a transition
            • Create a new child children watcher
            • Abort the lock acquisition
            • Start the async loop
            • Try to acquire the node
            • Ensure a path exists
            • Adds a listener to the state
            • Ensures that the given path exists
            • Blocks until the file is deleted
            • Wrapper for _get
            • Inner loop
            • Updates the given value
            • Release the lock
            • Connects to the configured hosts
            • Attempts to acquire a lease
            • Returns a list of contender nodes
            • Leave the node
            • Processes a result
            • Creates a new keypair
            • Start the worker
            • Attempt to acquire the lock
            • Close the task queue
            • Start the barrier
            • Start Zookeeper loop
            • Deserialize from bytes
            • Get the content of a node
            Get all kandi verified functions for this library.

            kazoo Key Features

            No Key Features are available at this moment for kazoo.

            kazoo Examples and Code Snippets

            MakeBusy,ASCII art
            PHPdot img1Lines of Code : 78dot img1no licencesLicense : No License
            copy iconCopy
                       `
                       .'.``
                       ,...`
                       .'...`         ``
                        ;,@#.       ;;'';:`
                        `,,#,`     ;;,,,:;:.`
                         ',,+.   `';::  ;:':`
                         `::+,` ,;:,,; : ,,':.
                          +.+'.;;,:` ::` ,,,;,.`
                
            kazoo-configs
            Shelldot img2Lines of Code : 75dot img2no licencesLicense : No License
            copy iconCopy
                                                                                @###+`                          
                                                                       ;#      +@;'@@:                          
                                                              
            Welcome to the Ruby Code Generation Toolkit,The Builder
            Rubydot img3Lines of Code : 42dot img3License : Non-SPDX (NOASSERTION)
            copy iconCopy
            fun = mod.functions.add('add', RCGTK::NativeIntType, [RCGTK::NativeIntType, RCGTK::NativeIntType])
            bb  = fun.blocks.append('entry')
            
            builder = RCGTK::Builder.new
            
            builder.position_at_end(bb)
            
            # Generate an add instruction.
            inst0 = builder.add(fun.par  
            Pythonic way of not printing a error message up
            Pythondot img4Lines of Code : 22dot img4License : Strong Copyleft (CC BY-SA 4.0)
            copy iconCopy
            import sys, StringIO
            
            def funky() :
             "1" + 1 # This should raise an error
            
            sys.stderr = StringIO.StringIO()
            funky() # this should call the funky function
            
            import sys, StringIO
            
            # import kazoo somehere around here
            
            s
            How to invalidate a resource released via a context manager in python?
            Pythondot img5Lines of Code : 29dot img5License : Strong Copyleft (CC BY-SA 4.0)
            copy iconCopy
            @contextmanager
            def acquire_lock(self, path, identifier):
              lock = zk.Lock(path, identifier)
              try: 
                retry = KazooRetry()
                retry(lock.acquire)
                yield lock
              finally: 
                lock.release()
            
            with acquire_lock('/some_op/') as lock:
              
            Installing Python packages from local file system folder with pip
            Pythondot img6Lines of Code : 2dot img6License : Strong Copyleft (CC BY-SA 4.0)
            copy iconCopy
            --find-links=pyt/pkg
            
            How to see (new-) consumers connected to a specific Kafka topic
            Pythondot img7Lines of Code : 17dot img7License : Strong Copyleft (CC BY-SA 4.0)
            copy iconCopy
            from kazoo.client import KazooClient
            
            zk = KazooClient(hosts='127.0.0.1:2181')
            zk.start()
            
            
            # get all consumer groups
            consumer_groups = zk.get_children("/consumers")
            print("There are %s consumer group(s) with names %s" % (len(consumer_grou
            Strange Nuance of self in Method Argument List
            Pythondot img8Lines of Code : 13dot img8License : Strong Copyleft (CC BY-SA 4.0)
            copy iconCopy
            >>> x.ideek
            
            >>> x.ideek2
            >
            >>> x.ideek3
            >
            >>> x.noideek
            >
            >>> x.dsp_dict
            {'Get_eek': }
            >>> x._eek
            >
            

            Community Discussions

            QUESTION

            pip3.6 install mysqlclient==1.3.12 fails with error: unknown type name ‘my_bool’; did you mean ‘bool
            Asked 2021-Oct-01 at 14:28

            I have a project that worked on ubuntu 16.04 with python 3.6 but now we are trying to make it run on ubuntu 20.04 with same python version. I need to install all requirements on the venv and apparently its only mysqlclient==1.3.12 that fails.

            Went through lots of articles on stackoverflow but none of them seem to solve the problem.

            Error for pip3 install mysqlclient==1.3.12

            ...

            ANSWER

            Answered 2021-Oct-01 at 14:15

            You're using old mysqlclient 1.3.12 with new MySQL 8. Either you need to downgrade MySQL to version 5.6. Or you need to use later mysqlclient.

            The incompatibility was fixed in commit a2ebbd2 on Dec 21, 2017 so you need a later version of mysqlclient.

            mysqlclient 1.3.13 was released on Jun 27, 2018. Try it or any later version.

            Source https://stackoverflow.com/questions/69406800

            QUESTION

            airflow PythonOperator watch zookeeper
            Asked 2020-May-21 at 21:14

            Who knows how to use the airflow to watch a zookeeper path, when zookeeper path data is ‘success’, Change the state of task to success;when zookeeper path data is ‘fail’, Change the state of task to fail; I write the following code,the ‘status_task’ task is used to get zookeeper status。 When I released the code to the airflow,but in the loop_func function , The code behind “while true” did not execute。 ‘status_task’ task status is always running。 Who knows why?

            ...

            ANSWER

            Answered 2020-May-21 at 21:14

            Just a thought but have you considered making use of the HttpSensor? It will poll for a given response and mark the task as success once that response is returned, and then your follow up task trigger_task can start.

            Here's an untested example, to hopefully help you.

            You'll need to create a new connection(HTTP) either through the Airflow UI or by setting an environment variable like:

            Source https://stackoverflow.com/questions/61932453

            QUESTION

            Why I'm getting NA's when selecting by 'with'
            Asked 2020-May-10 at 17:45

            As a followup to @allan-cameron 's excellent answer in Most concise way to get a value from within a tibble

            If I add some NA to band-instruments

            ...

            ANSWER

            Answered 2020-May-10 at 16:59

            I couldn't figure out the reason. However, here is the solution .

            Source https://stackoverflow.com/questions/61714849

            QUESTION

            Distributed readers-writer lock in python
            Asked 2020-Apr-05 at 16:31

            I am looking for a readers-writer lock that can be used in python in a distributed system.

            So far I've found:

            1. redlock, which is based on redis. Does not provide a readers-writer lock.
            2. The distributed package of dask offers a lock, but again, no readers-writer lock.
            3. kazoo, which works with Zookeeper, offers a readers-writer lock. However Zookeeper is an extremely heavy dependency, as it written in Java and therefore requires the JDK.

            Is there a more lightweight alternative to kazoo / Zookeeper? Ideally a pure python solution that is nevertheless battle tested?

            ...

            ANSWER

            Answered 2020-Apr-05 at 16:31

            Redis is single-threaded and read/write operations are atomic; which means multiple simultaneous read/write operations will not succeed and readers and writer(s) will be obtaining access to the resource sequentially in atomic fashion. I believe this would solve your problem if the resource is kept in as one of the redis data structures. You do not need a separate reader-writer lock mechanism when using redis and python as combination where the resource is kept within redis.

            Hope it helps

            Source https://stackoverflow.com/questions/60821649

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

            Vulnerabilities

            No vulnerabilities reported

            Install kazoo

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

            For any new features, suggestions and bugs create an issue on GitHub. If you have any questions check and ask questions on community page Stack Overflow .
            Find more information at:

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            Install
          • PyPI

            pip install kazoo

          • CLONE
          • HTTPS

            https://github.com/python-zk/kazoo.git

          • CLI

            gh repo clone python-zk/kazoo

          • sshUrl

            git@github.com:python-zk/kazoo.git

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