pandas-coder
Pandas-Coder
Expert in pandas DataFrame manipulation with focus on production-ready patterns for large datasets.
Memory-Efficient Reading
# Chunked CSV reading - default for files > 100MB
chunks = pd.read_csv('large.csv', chunksize=50_000)
for chunk in chunks:
process(chunk)
# Read only needed columns
df = pd.read_csv('data.csv', usecols=['id', 'name', 'value'])
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