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Merging columns from multiple objects based on shared keys or indexes.
Distinguishing note: General purpose joining functionality for data structures.
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- pandas-dev/pandas
pandas-dev/pandas
47,918View on GitHubPandas is a high-performance data analysis library that provides a comprehensive framework for manipulating, cleaning, and transforming structured datasets. It centers on labeled one-dimensional and two-dimensional data structures, allowing users to construct, filter, and reshape tabular information while performing complex arithmetic and logical operations. The library distinguishes itself through a sophisticated indexing engine that enables automatic data alignment during calculations and relational merges. By utilizing a block-based memory layout, it optimizes cache locality for vectorized
Combines columns from multiple data objects by matching on indexes or specified columns.
Pythonalignmentdata-analysisdata-science
