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Tools 2.1Lesson outlineLesson 1 of 7 in Module 2

Meet pandas

Say what a DataFrame is and why tabular data gets its own library, by loading one real file and asking it a question.

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Lesson outline: Meet pandas

In this lesson13 parts

  1. 01Three questions about one file
  2. 02Reading the file with csv.reader
  3. 03float, and the comma that stops it
  4. 04Two more passes for the other two answers
  5. 05read_csv, in one line
  6. 06The DataFrame, and why a table is not an array
  7. 07head and describe
  8. 08One column is a Series
  9. 09max on a text column
  10. 10A condition is a mask, and value_counts
  11. 11The three answers, and the duplicated row
  12. 12Five things still wrong, and who repairs each
  13. 13Recap and your challenge

Builds on

This lesson stands on its own. These go deeper into what it uses.

  • 1.1