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Because "406K" often refers to a large sample size (e.g., 406,000 individuals or variants), this file may be too large for standard text editors.
If this file contains genomic data or a large list of IDs, follow these steps to process it: 1. Identify the Delimiter
If it’s a list of 406,000 IDs, you likely need to filter it against a master phenotype file using df.merge() . 🔬 Contextual Use Cases
If you see "garbled" text, try opening with encoding='utf-8' or encoding='ISO-8859-1' .
