2.3 extracting information from data notes

  • People make careers of the skill of using pandas, Jupyter notebooks.

Pandas

  • A dataframe is table that is similar to sqlite and store data and metadata.
    • Pandas allow you to work with both data and metadata
  • Allows you to create your own DataFrame in Python

Cleaning Data

  • Common problem in code is keeping the data that could lead to errors out.

Extracting Info

DataFrame Extract Column

  • index counts the amount of datapoints in the column
  • print df “” prints the datarelated to the data in the referenced dataframe.

Dataframe selection or filter

  • Demorgans law: The opposite of < is > or equal to.

Head and tail

  • Head is the front of the data list, Tails is the back of a data list.

APIs are a source for writing programs with data

2.3 extracting information from data Hacks

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