Python tarfile: TAR archives and safe extraction
Create compressed TAR packages and treat extraction as a sensitive operation.
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12 articles on this pagePython zipfile: create and read ZIP archives
Build ZIP archives with predictable names and defensive extraction.
Python gzip: stream compressed files
Read and write `.gz` files incrementally with the standard library.
Python Base64: encode bytes correctly
Represent bytes as text for transport without mistaking Base64 for data protection.
Python difflib: compare text and files
Generate readable differences between text versions with the standard library.
Python textwrap: format terminal text
Format paragraphs and multiline blocks for terminals, reports, and help messages.
Python struct: pack binary data
Convert numbers and records between Python objects and defined binary representations.
Python mmap: process large files
Memory-map a file for efficient random access without reading it all at once.
Python urllib.parse: parse and build URLs
Separate URL components and update parameters without manual string concatenation.
Python ipaddress: validate IPs and CIDR networks
Convert addresses and networks into dedicated objects before comparing or filtering.
UUID in Python: generate and validate identifiers
Generate, validate, and serialize UUID identifiers with the standard library.
Python weakref: weak references and caches
Build caches that do not artificially extend the lifetime of stored objects.