Built-in Exceptions — Python 3.13.3 documentation
3 days ago · Built-in Exceptions¶ In Python, all exceptions must be instances of a class that derives from BaseException. In a try statement with an except clause that mentions a …
8. Errors and Exceptions — Python 3.13.3 documentation
2 days ago · Exceptions come in different types, and the type is printed as part of the message: the types in the example are ZeroDivisionError, NameError and TypeError. The string printed …
Exceptions — Python 3.10.17 documentation
Mar 10, 2017 · This exception is a subclass of EOFError. expected¶ The total number (int) of expected bytes. partial¶ A string of bytes read before the end of stream was reached. …
Built-in Functions — Python 3.13.3 documentation
3 days ago · If classinfo is a tuple of type objects (or recursively, other such tuples) or a Union Type of multiple types, return True if object is an instance of any of the types. If classinfo is not …
Built-in Types — Python 3.13.2 documentation
The following sections describe the standard types that are built into the interpreter. The principal built-in types are numerics, sequences, mappings, classes, instances and exceptions. Some …
ctypes — A foreign function library for Python — Python 3.9.22 ...
Python integers are passed as the platforms default C int type, their value is masked to fit into the C type. Before we move on calling functions with other parameter types, we have to learn …
typing — Support for type hints — Python 3.13.3 documentation
3 days ago · TypeIs aims to benefit type narrowing – a technique used by static type checkers to determine a more precise type of an expression within a program’s code flow. Usually type …
4. More Control Flow Tools — Python 3.13.3 documentation
2 days ago · Different types define different methods. Methods of different types may have the same name without causing ambiguity. (It is possible to define your own object types and …
unittest — Unit testing framework — Python 3.13.3 documentation
2 days ago · If the test fails, an exception will be raised with an explanatory message, and unittest will identify the test case as a failure. Any other exceptions will be treated as errors. Tests can …
9. Classes — Python 3.13.3 documentation
2 days ago · Most namespaces are currently implemented as Python dictionaries, but that’s normally not noticeable in any way (except for performance), and it may change in the future. …