Some code examples.

eval_code.py

@@ -101,7 +101,7 @@ void func(int* arr) {
     arr[7] = 7 * 7; printf("%d ", arr[7]);
     arr[8] = 8 * 8; printf("%d ", arr[8]);
     arr[9] = 9 * 9; printf("%d ", arr[9]);
-    printf("\n");
+    printf("\\n");
 }
 
 int main() {
@@ -131,6 +131,76 @@ Your output:
 """
 
 
+CODE_EVAL_EXAMPLES = [
+    {"name":"Hello World",
+     "code":"""
+#include <stdio.h>
+int main() {
+   printf("Hello, World!");
+   return 0;
+}
+""",
+     "eval":"[]"},
+    {"name":"Bookstore DB",
+     "code":"""
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define A 100
+#define B 50
+
+int main() {
+    char x1[A] = "The Great Gatsby";
+    char y1[B] = "F. Scott Fitzgerald";
+    int z1 = 1925;
+
+    char* p1 = (char*)malloc(A * sizeof(char));
+    char* p2 = (char*)malloc(B * sizeof(char));
+    int* p3 = (int*)malloc(sizeof(int));
+
+    if (p1 != NULL && p2 != NULL && p3 != NULL) {
+        strncpy(p1, x1, A);
+        strncpy(p2, y1, B);
+        *p3 = z1;
+        
+        printf("Title: %s\\n", p1);
+        printf("Author: %s\\n", p2);
+        printf("Year: %d\\n", *p3);
+    }
+
+    free(p1);
+    free(p2);
+    free(p3);
+
+    return 0;
+}""",
+     "eval":"""[
+  {
+    "criteria": "DRY",
+    "explanation": "The memory allocation and initialization for ``p1``, ``p2``, and ``p3`` are repetitive. Consider creating a function like ``allocateMemory`` to handle this."
+  },
+  {
+    "criteria": "SRP",
+    "explanation": "The ``main`` function handles memory allocation, data copying, and printing. You should separate these responsibilities into different functions like ``allocateMemory``, ``copyData``, and ``printData``."
+  },
+  {
+    "criteria": "NAME",
+    "explanation": "``x1`` should be called ``title``, ``y1`` should be called ``author``, ``z1`` should be called ``year``, ``p1`` should be called ``titlePtr``, ``p2`` should be called ``authorPtr``, and ``p3`` should be called ``yearPtr``."
+  }
+]"""},
+]
+
+
+def get_enhanced_sample_example(example_id):
+    example_id = min(example_id, len(CODE_EVAL_EXAMPLES)-1)
+    example = copy.deepcopy(CODE_EVAL_EXAMPLES[example_id])
+    gpt_eval = json.loads(example["eval"])
+    enhanced_eval = add_evaluation_fields_on_js_answer(gpt_eval)
+    example["eval"] = enhanced_eval
+    return example
+
+
 def get_the_openai_client(openai_key):
     if openai_key is None or openai_key == "" or openai_key == "(none)":
         return None

main.py

@@ -616,6 +616,40 @@ def post(session, ccodetoeval:str):
     return tl_html_results_and_feedback_area(session), render_clear_area(session_id, HTML_CLEAR_FORM)
 
 
+def tl_html_get_samples_section():
+    button_row = []
+    head = H4("Don't have any ideas? Try one of the samples below:")
+    no_examples = len(eval_code.CODE_EVAL_EXAMPLES)
+    for k in range(no_examples):
+        example = eval_code.get_enhanced_sample_example(k)
+        button = Button(example["name"], hx_get=f"/load_example/{k}", target_id=HTML_RESULTS_AREA)
+        button_row.append(button)
+    div_buttons = Div(*button_row, _class="row")
+    div = Div(head, div_buttons, style="border: 1px solid black;padding: 10px; margin 1px;")
+    return div
+
+
+@rt("/load_example/{example_id}", methods="get")
+def get(session, example_id:int):
+    session_id = session["session_id"]
+    save_to_storage(
+        storage.NavigationEvent(event_type="/submit_to_eval", event_session_id=session_id, event_params={"example_id":example_id})
+    )
+    example = eval_code.get_enhanced_sample_example(example_id)
+
+    qe_obj = Question_Evaluation_cls(code_text=example["code"], answer_eval_text=example["eval"], submitted=0)
+    qe_obj = question_evaluation_table.insert(qe_obj)
+    session_obj = Session_State_cls(
+        session_id=session_id,
+        state=EVAL_STATE_ANSWER,
+        submitted_date=datetime.isoformat(datetime.utcnow()),
+        evaluated_date=datetime.isoformat(datetime.utcnow()),
+        current_qeval=qe_obj.id,
+    )
+    session_state_table.insert(session_obj)
+
+    return tl_html_results_and_feedback_area(session)
+
 
 ##########  CLEAR FORM
 
@@ -901,10 +935,11 @@ def get(session):
     ]
 
     input_area = tl_html_render_inputbox(session, target_html_id=HTML_RESULTS_AREA, region_html_id=HTML_SUBMIT_CODE_AREA)
+    samples_area = tl_html_get_samples_section()
     results_feedback_area = tl_html_results_and_feedback_area(session, show_submit_form=False)
     clear_area = render_clear_area(session_id, HTML_CLEAR_FORM)
     # print(session)
-    return title, Main( *preamble, input_area, results_feedback_area, clear_area)
+    return title, Main( *preamble, input_area, samples_area, results_feedback_area, clear_area)
 
 
 serve()