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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 import_handle(self, original, loc, tokens):
 """Universalizes imports."""

        if len(tokens) == 1:
            imp_from, imports = None, tokens[0]
        elif len(tokens) == 2:
            imp_from, imports = tokens
            if imp_from == "__future__":
                self.strict_err_or_warn("unnecessary from __future__ import (Coconut does these automatically)", original, loc)
                return ""
        else:
            raise CoconutInternalException("invalid import tokens", tokens)
        if self.strict:
            self.unused_imports.update(imported_names(imports))
        return universal_import(imports, imp_from=imp_from, target=self.target)