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Duplicity VS assertpy

Compare Duplicity VS assertpy and see what are their differences

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Duplicity logo Duplicity

Duplicity backs directories by producing encrypted tar-format volumes and uploading them to a remote or local file server.

assertpy logo assertpy

A straightforward assertion library for Python.
  • Duplicity Landing page
    Landing page //
    2023-09-12
  • assertpy Landing page
    Landing page //
    2022-11-06

Duplicity features and specs

  • Encrypted Backups
    Duplicity uses GnuPG to encrypt and sign backups, ensuring that data is secure and protected from unauthorized access.
  • Incremental Backups
    Supports incremental backups which only save the changes made since the last backup, reducing storage requirements and speeding up the backup process.
  • Storage Flexibility
    Supports various backends for backup storage including local files, FTP, SCP, Amazon S3, Google Cloud Storage, and others, giving users flexible storage options.
  • Bandwidth Efficiency
    Uploads bandwidth-efficient tar-format volumes using rsync or ssh+rsync, optimizing network usage.
  • Open Source
    Duplicity is open source software, meaning it is free to use and the codebase can be reviewed and modified by the community.
  • Cross-Platform
    Available on various operating systems including Unix-like systems (Linux, macOS) and Windows, making it versatile for different user environments.

Possible disadvantages of Duplicity

  • Complex Configuration
    Has a steep learning curve and complex configuration setup which may be challenging for non-technical users or those new to backup management.
  • Dependency on External Libraries
    Relies on several external libraries such as GnuPG and Python, which may complicate installation and maintenance.
  • Command Line Interface
    Lacks a graphical user interface (GUI), requiring users to operate through a command line, potentially limiting its usability for those unfamiliar with command-line operations.
  • Backup Speed
    Incremental backups can still be relatively slow, especially for large datasets or when using certain storage backends.
  • Restoration Time
    Restoring data can be time-consuming, particularly if multiple incremental backups need to be reassembled to recover the most recent version of files.
  • Limited Community Support
    Though it is open source, the community around Duplicity is smaller compared to more mainstream backup solutions, potentially leading to slower support and fewer third-party resources.

assertpy features and specs

  • Fluent API
    Assertpy offers a fluent API that makes assertions more readable and expressive, enabling developers to write assertions in a natural language style that is easy to understand.
  • Chainable Assertions
    It allows for chainable assertions, enabling multiple checks to be performed in a single line of code, thereby reducing verbosity and enhancing clarity.
  • Comprehensive Assertion Methods
    The library provides a wide range of built-in assertion methods, catering to various types of data validations, such as checking for size, type, value, and more.
  • Extensibility
    Assertpy supports extending its functionality by defining custom assertions, allowing developers to tailor it to their specific needs.
  • Pythonic
    Designed with Pythonic principles in mind, Assertpy fits seamlessly into Python projects, enabling idiomatic and consistent code style.

Possible disadvantages of assertpy

  • Learning Curve
    Developers new to the library may encounter a learning curve due to the distinct approach of using fluent and chainable assertions as opposed to traditional methods.
  • Limited by Python Version
    The library may have limitations in terms of compatibility with older versions of Python, requiring users to ensure their environment is up-to-date.
  • Performance Overhead
    The additional abstraction layer introduced by a fluent interface might introduce some performance overhead, especially in performance-critical or resource-constrained environments.
  • Less Community Support
    Compared to more established testing libraries, Assertpy might have less community support and fewer resources available for resolving issues or getting help.
  • Dependency Management
    Using a third-party library introduces additional dependencies to manage, which could complicate project maintenance and compatibility.

Analysis of Duplicity

Overall verdict

  • Duplicity is considered a highly capable backup software, especially appreciated for its encryption and compatibility with multiple storage solutions. However, its command-line nature might present a learning curve for those unfamiliar with terminal operations. Overall, it is well-regarded in tech communities for its flexibility and security features.

Why this product is good

  • Duplicity is a reliable and versatile backup solution that supports encrypted, versioned, and incremental backups. It utilizes the rsync algorithm and supports a wide range of backends, offering secure and confidential data storage over various protocols like FTP, SSH, and cloud services. Its robust encryption ensures data security during transfer and storage. Additionally, it provides command-line functionality, allowing advanced users to automate and customize their backup operations effectively.

Recommended for

  • Tech-savvy users comfortable with command-line interfaces
  • Individuals or organizations needing encrypted backups
  • Users requiring incremental backups and version control
  • Linux users seeking open-source backup solutions

Analysis of assertpy

Overall verdict

  • assertpy is a well-regarded, lightweight assertion library for Python that provides a fluent, chainable API for writing readable and expressive test assertions, making it a solid choice for improving test clarity.

Why this product is good

  • Offers a fluent, chainable assertion syntax that makes tests more readable and self-documenting
  • Comprehensive built-in assertions for strings, numbers, lists, dicts, files, dates, and more
  • Produces clear, descriptive failure messages that speed up debugging
  • Lightweight with minimal dependencies and easy to integrate into existing test suites
  • Framework-agnostic, working seamlessly with pytest, unittest, and other test runners
  • Actively maintained open-source project with good documentation and community support

Recommended for

  • Python developers who want more readable and expressive test assertions
  • Teams using pytest or unittest looking to enhance assertion clarity
  • Projects that value descriptive failure messages for faster debugging
  • Developers coming from fluent assertion libraries in other languages (like AssertJ or Chai)
  • QA engineers and testers writing maintainable, self-documenting test code

Duplicity videos

Duplicity Movie Review: Beyond The Trailer

More videos:

  • Review - "Duplicity" (Funny Movie Review)
  • Review - Duplicity Spill Review

assertpy videos

No assertpy videos yet. You could help us improve this page by suggesting one.

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Category Popularity

0-100% (relative to Duplicity and assertpy)
Cloud Storage
100 100%
0% 0
Testing
0 0%
100% 100
File Sharing
100 100%
0% 0
Python
0 0%
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Duplicity and assertpy

Duplicity Reviews

25 Outstanding Backup Utilities for Linux Systems in 2020
Duplicity is a free open source, secure and bandwidth-efficient backup tool based on rsync. It creates encrypted backups of directories in tar-format archives and backs them on the local or remote machine over SSH. When launched for the first time, it performs a full backup, and in subsequent backups in the future, it only records parts of files that have changed.
Source: www.tecmint.com

assertpy Reviews

We have no reviews of assertpy yet.
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Social recommendations and mentions

Based on our record, Duplicity seems to be more popular. It has been mentiond 12 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Duplicity mentions (12)

  • Restic: Backups Done Right
    Other popular choices include borg, duplicity, and duplicati. After evaluating these and others mentioned in the comments, I ended up using borg with borgmatic to define homelab backups with yaml files that are version controlled in gitea and deployed using ansible. I also use duplicity to back up my sister in laws storefront website to backblaze. I've been quite happy with both.... - Source: Hacker News / almost 2 years ago
  • Are small ceph clusters viable?
    Overbuilt and OTT? Sure... But this works fantastically for my use case. I have current backups of everything except my media library because of the size of it; my VM's are all backed up to my Synology nightly using Backy2, my application data gets dumped to that same Synology NAS nightly as well, and all of that also gets synced to Glacier deep storage once a week using Duplicity. I'm going to be adding a new ZFS... Source: about 3 years ago
  • Most used selfhosted services in 2022?
    There are some backup tools in this thread. Duplicati, rsync, restic, Duplicity, Syncthing. Source: over 3 years ago
  • reposting help with bash script
    Here are a couple of projects that implement what you seem to be trying to do: https://duplicity.gitlab.io , https://borgbackup.readthedocs.io/en/stable/index.html# . You could either use them or just look at the scripts for ideas Writing your own script is a great exercise but a robust, historical and conveniently accessible backup system is more complicated. (I personally use rsnapshot to an encrypted drive... Source: over 3 years ago
  • Simple backup tools for Fedora?
    GUI based on https://duplicity.gitlab.io/. Source: almost 4 years ago
View more

assertpy mentions (0)

We have not tracked any mentions of assertpy yet. Tracking of assertpy recommendations started around Mar 2021.

What are some alternatives?

When comparing Duplicity and assertpy, you can also consider the following products

SpiderOak - SpiderOak makes it possible for you to privately store, sync, share & access your data from everywhere.

grappa - grappa is an declarative, verbose, and expressive assertion library for Python.

Duplicati - Free backup software to store backups online with strong encryption. Works with FTP, SSH, WebDAV, OneDrive, Amazon S3, Google Drive and many others.

rsync - rsync is a file transfer program for Unix systems. rsync uses the "rsync algorithm" which provides a very fast method for bringing remote files into sync.

Online Vault Backup - Online Vault Backup is a cloud storage service that allows you backup your data while having unlimited storage.

Seafile - Seafile is a professional open source cloud storage platform for organizations.