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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def check_address(self, address):
 """Checks an address is not the same character repeated or an empty sequence"""

        if address is None:
            self.raise_error(InvalidAddress, details='address is None')
        if all(letter == address[0] for letter in address) or len(address) < self.minFundingAddressLength or ' ' in address:
            self.raise_error(InvalidAddress, details='address is invalid or has less than ' + str(self.minFundingAddressLength) + ' characters: "' + str(address) + '"')
        return address