[VTA] Throw exception on mis-formatted files and avoid overwrite Scala code (#4555)
[VTA] Throw exception on mis-formatted files and avoid overwrite Scala code (#4555)


sxjscience/tvm,sxjscience/tvm,tqchen/tvm,Laurawly/tvm-1,sxjscience/tvm,tqchen/tvm,Laurawly/tvm-1,tqchen/tvm,tqchen/tvm,dmlc/tvm,tqchen/tvm,tqchen/tvm,dmlc/tvm,dmlc/tvm,dmlc/tvm,Laurawly/tvm-1,Laurawly/tvm-1,Laurawly/tvm-1,sxjscience/tvm,dmlc/tvm,dmlc/tvm,sxjscience/tvm,Laurawly/tvm-1,dmlc/tvm,tqchen/tvm,tqchen/tvm,sxjscience/tvm,tqchen/tvm,Laurawly/tvm-1,sxjscience/tvm,sxjscience/tvm,dmlc/tvm,dmlc/tvm,sxjscience/tvm,Laurawly/tvm-1,tqchen/tvm,Laurawly/tvm-1,Laurawly/tvm-1