text: # Exercise_1 
  #1
  git add data/northern.csv
  #2
  git commit --amend -m "Adding data from northern region."
  
  
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  # Exercise_2 
  #1
  git status
  #2
  git add data/northern.csv
  
  
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  # Exercise_3 
  git checkout -- data/northern.csv
  
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  # Exercise_4 
  #1
  git reset HEAD data/northern.csv
  #2
  git checkout -- data/northern.csv
  
  
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  # Exercise_5 
  #1
  git log -2 data/western.csv
  #2
  git checkout 5be6e5 data/western.csv
  #3
  cat data/western.csv
  #4
  git commit
  
  
  --------------------------------------------------
  # Exercise_6 
  #1
  git reset
  #2
  git checkout -- .
  
  
  --------------------------------------------------
  