When comparing Spyder vs Kdevelop with kdev-python plugin, the Slant community recommends Spyder for most people. In the question“What are the best free IDEs for Python?” Spyder is ranked 3rd while Kdevelop with kdev-python plugin is ranked 16th. The most important reason people chose Spyder is:
Spyder's autocomplete features are made possible by a library called [rope](https://github.com/python-rope/rope) which gives Spyder powerful autocompletion.
Ranked in these QuestionsQuestion Ranking
Pro Powerful autocompletion
Spyder's autocomplete features are made possible by a library called rope which gives Spyder powerful autocompletion.
Pro Free and open-source
Released under the MIT license.
Pro Graph plotting support
Spyder can plot graphs and provide the list of all variables.
Pro Has cross platform support - Linux, Mac, and even Windows
Spyder (formerly Pydee) has support for all of the major operating platforms - Linux, Mac, and even Windows.
Pro Relatively lightweight
Pro Helps you to use documentation
Pro Enables to write consistent code
Pylint integration enables to check the code for PEP8 style guide and detect errors.
Pro Has support for Vim bindings via plugin support
Aside from being an open sourced, actively developed IDE, vim key-binding support is also available. If you remember Pydee - this is it, albeit with a new name.
Pro Good GitHub project
Pro Excellent variable explorer
Dynamic variable explorer with editor and visualizer
Pro Completely Python
Pro Best in industry syntax highlighing
Kdevelop has very unique syntax highlighting. It's very addicting - other IDE will soon look monochrome to you.
Pro Fast code completion
Kdevelop indices all your classes, methods, functions and global variables in memory, which makes class/method lookups to complete in no time.
Pro Very lean on CPU and RAM
Even quite large projects occupy only several hundreds megabytes of RAM. Try that in Eclipse...
Con Not beautiful
The default theme is not beautiful. And there are not many themes.
Con The documentation is poor when it comes to debugging
Not a lot of information about debugging is available in the documentation.
Con Only preliminary support for Windows
The Windows version is still in alpha.