EJ

Python

1 min read

5 items under this folder.

  • Data

    apache-parquet-files ingesting-parquet-to-posgres-parquet_fdw ingesting-parquet-to-postgres-duckdb ingesting-parquet-to-postgres-pd-sqla ingesting-parquet-to-postgres-pg_parquet ingesting-parquet-to-postgres-pyarrow .

    • async-await-python

      Great historical timeline: snarky.ca/how-the-heck-does-async-await-work-in-python-3-5/ Also implements an event loop PEP 492: peps.python.org/pep-0492/ Introduces await for awaitable objects A Curious Course on Coroutines and Concurrency by David Beazley.

      • sqlalchemy-101

        Core vs ORM SQLAlchemy Core is lower-level, closer to raw SQL. You can use text() to run queries.

      • sqlalchemy-working-with-db-metadata

        Working with DB Metadata SQL Expression Language allows composable construction of SQL queries.

      • Multiple Context Managers in Python

        You Can Use Parentheses with Multiple Context Managers I didn’t know this until today, and I found it pretty nice.