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| class DummyClass: | |
| """Class to print input text | |
| Attributes: | |
| ------------ | |
| text : string | |
| """ | |
| def __init__(self, text): | |
| self.text = text | |
| def check(self): | |
| """ Checks if input is string and non-empty | |
| Returns | |
| ------- | |
| True if input is string and non-empty | |
| Raises error otherwise | |
| """ | |
| # check if input is a string | |
| if not isinstance(self.text, str): | |
| raise TypeError("Expected a string") | |
| # check if input is non-empty | |
| elif len(self.text) <= 0: | |
| raise ValueError("Expected a non-empty string") | |
| return True | |
| def print_text(self): | |
| """prints input text in lower case | |
| Returns | |
| ------- | |
| None | |
| """ | |
| if self.check(): | |
| # convert string to lower case | |
| self._text_lower() | |
| self.text = "*****************\n"+self.text+"\n*****************\n" | |
| print(self.text) | |
| def _text_lower(self): | |
| """to convert text to lower case | |
| Returns | |
| ------- | |
| None | |
| """ | |
| self.text = self.text.lower() |
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