Source code: Lib/tkinter/__init__.py The tkinter package (“Tk interface”) is the standard Python interface to the Tcl/Tk GUI toolkit. Both Tk and tkinter are available on most Unix platforms, inclu...
Besides the while statement just introduced, Python knows the usual control flow statements known from other languages, with some twists. 4.1. if Statements¶ Perhaps the most well-known statement type is the if statement. For example: >>>...
Source code: Lib/tarfile.py The tarfile module makes it possible to read and write tar archives, including those using gzip, bz2 and lzma compression. Use the zipfile module to read or write.zip fi...
Source code: Lib/email/utils.py There are a couple of useful utilities provided in the email.utils module: The remaining functions are part of the legacy ( Compat32) email API. There is no need to ...
author, Pablo Galindo,. The Linux perf profiler is a very powerful tool that allows you to profile and obtain information about the performance of your application. perf also has a very vibrant eco...
This chapter describes some things you’ve learned about already in more detail, and adds some new things as well. More on Lists: The list data type has some more methods. Here are all of the method...
Python code in one module gains access to the code in another module by the process of importing it. The import statement is the most common way of invoking the import machinery, but it is not the ...
A C extension for CPython is a shared library (e.g. a.so file on Linux,.pyd on Windows), which exports an initialization function. To be importable, the shared library must be available on PYTHONPA...
bpo-44394: Update the vendored copy of libexpat to 2.4.1 (from 2.2.8) to get the fix for the CVE-2013-0340 “Billion Laughs” vulnerability. This copy is most used on Windows and macOS. bpo-43124: Made the internal putcmd function in smtplib sanitize input for presence of \r and \n characters to...
Source code: Lib/email/policy.py The email package’s prime focus is the handling of email messages as described by the various email and MIME RFCs. However, the general format of email messages (a ...
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