code: def generate_dummy_code_boost(nclasses=10):
      decl = ""
      bindings = ""
  
      for cl in range(nclasses):
          decl += "class cl%03i;\n" % cl
      decl += "\n"
  
      for cl in range(nclasses):
          decl += "class cl%03i {\n" % cl
          decl += "public:\n"
          bindings += '    py::class_<cl%03i>("cl%03i")\n' % (cl, cl)
          for fn in range(nfns):
              ret = random.randint(0, nclasses - 1)
              params = [
                  random.randint(0, nclasses - 1) for i in range(nargs)
              ]
              decl += "    cl%03i *fn_%03i(" % (ret, fn)
              decl += ", ".join("cl%03i *" % p for p in params)
              decl += ");\n"
              bindings += (
                  '        .def("fn_%03i", &cl%03i::fn_%03i, py::return_value_policy<py::manage_new_object>())\n'
                  % (fn, cl, fn)
              )
          decl += "};\n\n"
          bindings += "        ;\n"
  
      result = "#include <boost/python.hpp>\n\n"
      result += "namespace py = boost::python;\n\n"
      result += decl + "\n"
      result += "BOOST_PYTHON_MODULE(example) {\n"
      result += bindings
      result += "}"
      return result
  
imports: import random
  import os
  import time
  import datetime
label_desc: Use image node_id 2 for calling a global function with example usage: generate_dummy_code_boost(nclasses) and returns: result