Leandro Hirt

Learn Python csv.QUOTE_STRINGS to quote text, preserve types, and build more predictable and secure CSV files.

Learn Python PurePath.full_match to validate complete paths with glob patterns, control case sensitivity, and build precise file filters.

Learn Python asyncio.eager_task_factory to reduce scheduling overhead, understand ordering changes, and optimize short coroutines safely.

Learn Python calendar.timegm to convert UTC date tuples into Unix timestamps safely and avoid local-time conversion bugs.

Learn Python mimetypes.guess_file_type for MIME detection in paths, URLs, uploads, and HTTP responses with safe fallbacks.

Learn Python InterpreterPoolExecutor for CPU-bound tasks, isolated interpreters, true parallelism, and safer concurrency design.

Learn Python os.process_cpu_count to size workers according to the CPUs actually available to the process.

Learn Python sqlite3.Blob for incremental BLOB reads and writes, lower memory use, and safer binary data handling in SQLite.