code: def alloc_zero_dim_buffer_block(a: T.handle, b: T.handle) -> None:
      A = T.match_buffer(a, (), "float32")
      B = T.match_buffer(b, (), "float32")
      with T.block("root"):
          T.reads([])
          T.writes([])
          C = T.alloc_buffer((), "float32")
          A[()] = T.float32(2)
          C[()] = A[()] + B[()]
          B[()] = C[()]
  
file_path: tvm/tests/python/tvmscript/test_tvmscript_ops.py
imports: import numpy
  import tvm
  import tvm.testing
  from tvm.script import tir
label_desc: Use image node_id 5 for calling a global function with example usage: alloc_zero_dim_buffer_block(a, b) without return types