input: Write a function to compute the average salary from a given CSV file named 'salary.csv'. The CSV file contains rows of data with names and corresponding salaries. The function should skip the header row, sum up the salaries, count the number of salaries, and then return the average salary.
  def get_average_salary(filename):
    total = 0
    count = 0
  
    with open(filename, 'r') as csvfile:
      csvreader = csv.reader(csvfile)
      next(csvreader) # skip header
  
      # loop through the CSV rows
      for row in csvreader:
        total += int(row[1])
        count += 1
    
    return total/count
  
  assert get_average_salary('salary.csv') == 2000.0
  assert get_average_salary('empty_salary.csv') == 0.0
output: def get_average_salary(filename):
    total = 0
    count = 0
  
    with open(filename, 'r') as csvfile:
      csvreader = csv.reader(csvfile)
      next(csvreader) # skip header
  
      # loop through the CSV rows
      for row in csvreader:
        total += int(row[1])
        count += 1
    
    if count == 0:
      return 0.0
    return total/count