Add OpenChat, Alpaca, Vicuna chat templates (#6397)

* Add openchat chat template

* Add chat template test for openchat

* Add chat template for vicuna

* Add chat template for orca-vicuna

* Add EOS for vicuna templates

* Combine vicuna chat templates

* Add tests for openchat and vicuna chat templates

* Add chat template for alpaca

* Add separate template name for vicuna-orca

* Remove alpaca, match deepseek with jinja output

* Regenerate chat template test with add_generation_prompt

* Separate deepseek bos from system message

* Match openchat template with jinja output

* Remove BOS token from templates, unprefix openchat

1 files changed, 49 insertions, 0 deletions

diff --git a/llama.cpp b/llama.cpp
index 2df03f99..08ec7332 100644
--- a/llama.cpp
+++ b/llama.cpp
@@ -15837,6 +15837,55 @@ static int32_t llama_chat_apply_template_internal(
                 ss << message->content << "</s>";
             }
         }
+    } else if (tmpl == "openchat" || tmpl.find("GPT4 Correct ") != std::string::npos) {
+        // openchat/openchat-3.5-0106,
+        for (auto message : chat) {
+            std::string role(message->role);
+            if (role == "system") {
+                ss << message->content << "<|end_of_turn|>";
+            } else {
+                role[0] = toupper(role[0]);
+                ss << "GPT4 Correct " << role << ": " << message->content << "<|end_of_turn|>";
+            }
+        }
+        if (add_ass) {
+            ss << "GPT4 Correct Assistant:";
+        }
+    } else if (tmpl == "vicuna" || tmpl == "vicuna-orca" || (tmpl.find("USER: ") != std::string::npos && tmpl.find("ASSISTANT: ") != std::string::npos)) {
+        // eachadea/vicuna-13b-1.1 (and Orca variant)
+        for (auto message : chat) {
+            std::string role(message->role);
+            if (role == "system") {
+                // Orca-Vicuna variant uses a system prefix
+                if (tmpl == "vicuna-orca" || tmpl.find("SYSTEM: ") != std::string::npos) {
+                    ss << "SYSTEM: " << message->content << "\n";
+                } else {
+                    ss << message->content << "\n\n";
+                }
+            } else if (role == "user") {
+                ss << "USER: " << message->content << "\n";
+            } else if (role == "assistant") {
+                ss << "ASSISTANT: " << message->content << "</s>\n";
+            }
+        }
+        if (add_ass) {
+            ss << "ASSISTANT:";
+        }
+    } else if (tmpl == "deepseek" || (tmpl.find("### Instruction:") != std::string::npos && tmpl.find("<|EOT|>") != std::string::npos)) {
+        // deepseek-ai/deepseek-coder-33b-instruct
+        for (auto message : chat) {
+            std::string role(message->role);
+            if (role == "system") {
+                ss << message->content;
+            } else if (role == "user") {
+                ss << "### Instruction:\n" << message->content << "\n";
+            } else if (role == "assistant") {
+                ss << "### Response:\n" << message->content << "\n<|EOT|>\n";
+            }
+        }
+        if (add_ass) {
+            ss << "### Response:\n";
+        }
     } else {
         // template not supported
         return -1;