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Python 3 Micro Instance on Aws


Assignment Task


1. Do this on t2.micro instance on AWS

2. Install Python 3 and create a script ( that can generate a 1GB file.

  • o The file should meet the following criteria:
  • § Be at least 1GB in size
  • § Have four columns [id, integer1, string1, string2].
  • § Id: should be auto-incrementing [1…n]
  • § Integer1 should be randomly assigned as numbers 1-10
  • § String1 should be random characters of length 1-32
  • § String2 should also be random characters of length 1-32
  • § The output file should have a header row, use a comma as a delimiter and be called “source.csv”
  • o Answer the following questions:
  • § How many rows did you generate? Why?
  • § What is the content of the last row? How can you easily find this?
  • § What is the distribution of integer1? Which is most common?
  • · Which row has the most vowels (considering Columns String1 and String2)?
  • § How large is a compressed (gzip) version of this file?
  • § How long did the compression process take?
  • 3. Create another script (called that splits the 1GB file.
  • o Using the generated file (“source.csv.gz”), split the file into 10 new files where the resulting filenames are part-[Integer1].csv.gz
  • o How long does this process take?
  • 4. Upload the data to S3
  • o Please provide a link to download one of the 10 files ex: 3.csv.gz
  • 5. [Bonus] What approach would you take if you needed to split 32TB of data

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