memoryview()

Type

Returns a memory view object of the given bytes-like object for zero-copy slicing.

Signature

memoryview(object)

Returns

memoryview

Example

data = bytearray(b'hello world')
view = memoryview(data)
print(bytes(view[0:5]))  # b'hello'

About memoryview()

memoryview is a Python type function with the signature memoryview(object). Returns a memory view object of the given bytes-like object for zero-copy slicing. It returns a value of type memoryview.

Python provides a rich set of built-in functions and standard library modules that cover common programming tasks. Understanding these functions helps you write more idiomatic, efficient Python code. The memoryviewfunction is commonly used in data processing, web development, scripting, and automation tasks.

When working with memoryview(), consider edge cases like empty inputs, None values, and type mismatches. Python's duck typing means many built-in functions work with any object that implements the required protocol (e.g., __len__ for len(), __iter__ for iteration). This flexibility is a key strength of Python's design philosophy.

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