input: Write a function to detect plagiarism between two texts.
  assert detect_plagiarism("This is a test text.", "This is a test text.") == True
  assert detect_plagiarism("This is a test text.", "This is a different text.") == False
  assert detect_plagiarism("A quick brown fox jumps over the lazy dog.", "A quick brown fox jumps over the lazy dog.") == True
  assert detect_plagiarism("Hello World", "Hello World!") == False
output: def detect_plagiarism(text1, text2):
      return text1 == text2