examples : add llama_init_from_gpt_params() common function (#1290)

Signed-off-by: deadprogram <ron@hybridgroup.com>

1 files changed, 5 insertions, 30 deletions

diff --git a/examples/perplexity/perplexity.cpp b/examples/perplexity/perplexity.cpp
index d474bc5..299a199 100644
--- a/examples/perplexity/perplexity.cpp
+++ b/examples/perplexity/perplexity.cpp
@@ -122,36 +122,11 @@ int main(int argc, char ** argv) {
 
     llama_context * ctx;
 
-    // load the model
-    {
-        auto lparams = llama_context_default_params();
-
-        lparams.n_ctx      = params.n_ctx;
-        lparams.n_parts    = params.n_parts;
-        lparams.seed       = params.seed;
-        lparams.f16_kv     = params.memory_f16;
-        lparams.logits_all = params.perplexity;
-        lparams.use_mmap   = params.use_mmap;
-        lparams.use_mlock  = params.use_mlock;
-        lparams.embedding  = params.embedding;
-
-        ctx = llama_init_from_file(params.model.c_str(), lparams);
-
-        if (ctx == NULL) {
-            fprintf(stderr, "%s: error: failed to load model '%s'\n", __func__, params.model.c_str());
-            return 1;
-        }
-    }
-
-    if (!params.lora_adapter.empty()) {
-        int err = llama_apply_lora_from_file(ctx,
-                                             params.lora_adapter.c_str(),
-                                             params.lora_base.empty() ? NULL : params.lora_base.c_str(),
-                                             params.n_threads);
-        if (err != 0) {
-            fprintf(stderr, "%s: error: failed to apply lora adapter\n", __func__);
-            return 1;
-        }
+    // load the model and apply lora adapter, if any
+    ctx = llama_init_from_gpt_params(params);
+    if (ctx == NULL) {
+        fprintf(stderr, "%s: error: unable to load model\n", __func__);
+        return 1;
     }
 
     // print system information