input: from typing import List
  
  def convert_python_to_csharp(python_code: str) -> str:
      """ Converts a given Python function to a C# method.
      >>> convert_python_to_csharp('def power(x, y):\\n    if y == 0:\\n        return 1\\n    else:\\n        return x * power(x, y - 1)')
      'public int Power(int x, int y)\\n{\\n    if (y == 0)\\n    {\\n        return 1;\\n    }\\n    else\\n    {\\n        return x * Power(x, y - 1);\\n    }\\n}'
      """
output:     lines = python_code.split('\n')
      csharp_code = []
      indent_level = 0
      for line in lines:
          line = line.strip()
          if line.startswith('def '):
              func_name, params = line[4:line.index(':')].split('(')
              params = params.rstrip(')')
              param_list = [f'{p.split(":")[0]} {p.split(":")[1]}' for p in params.split(', ')]
              return_type = 'int'  # Assuming all functions return int for simplicity
              csharp_code.append(f'public {return_type} {func_name}({", ".join(param_list)})')
              csharp_code.append('{')
              indent_level += 1
          elif line.startswith('if '):
              csharp_code.append(' ' * 4 * indent_level + f'if ({line[3:line.index(":")]})')
              csharp_code.append(' ' * 4 * indent_level + '{')
              indent_level += 1
          elif line.startswith('else:'):
              indent_level -= 1
              csharp_code.append(' ' * 4 * indent_level + '}')
              csharp_code.append(' ' * 4 * indent_level + 'else')
              csharp_code.append(' ' * 4 * indent_level + '{')
              indent_level += 1
          elif line.startswith('return '):
              csharp_code.append(' ' * 4 * indent_level + f'return {line[7:]};')
          elif line == '':
              continue
          else:
              csharp_code.append(' ' * 4 * indent_level + line)
      while indent_level > 0:
          indent_level -= 1
          csharp_code.append(' ' * 4 * indent_level + '}')
      return '\n'.join(csharp_code)