input: Write a function to print a formatted table of grades for a given set of students. Each student has a name and a grade. The table should be aligned with the longest student name length for better readability.
  assert print_grade_table([
      {'name': "John", 'grade': 92},
      {'name': "Alice", 'grade': 95},
      {'name': "Bob", 'grade': 87}
  ])==None
output: def print_grade_table(students):
      max_name_length = max(len(student['name']) for student in students)
      print(f"{'Name':<{max_name_length}} | Grade")
      print("-" * (max_name_length + 3) + "|-----")
      for student in students:
          print(f"{student['name']:<{max_name_length}} | {student['grade']}")