def as_str(self, prefix=""):
"""
Return the report as a string
:return: The string
"""
return "\n".join([table.as_str(prefix) for table in self.tables])
def as_str(self, prefix=''):
'''
Return the report as a string
:return: The string
'''
return '\n'.join([table.as_str(prefix) for table in self.tables])
def as_str(self, prefix=''):
'''
Return the report as a string
:return: The string
'''
return '\n'.join([table.as_str(prefix) for table in self.tables])