refactor: move all testing to top-level of repo

Closes https://github.com/BerriAI/litellm/issues/486

tests/local_testing/test_batch_completions.py

@@ -0,0 +1,83 @@
+#### What this tests ####
+#    This tests calling batch_completions by running 100 messages together
+
+import sys, os
+import traceback
+import pytest
+
+sys.path.insert(
+    0, os.path.abspath("../..")
+)  # Adds the parent directory to the system path
+from openai import APITimeoutError as Timeout
+import litellm
+
+litellm.num_retries = 0
+from litellm import (
+    batch_completion,
+    batch_completion_models,
+    completion,
+    batch_completion_models_all_responses,
+)
+
+# litellm.set_verbose=True
+
+
+def test_batch_completions():
+    messages = [[{"role": "user", "content": "write a short poem"}] for _ in range(3)]
+    model = "gpt-3.5-turbo"
+    litellm.set_verbose = True
+    try:
+        result = batch_completion(
+            model=model,
+            messages=messages,
+            max_tokens=10,
+            temperature=0.2,
+            request_timeout=1,
+        )
+        print(result)
+        print(len(result))
+        assert len(result) == 3
+    except Timeout as e:
+        print(f"IN TIMEOUT")
+        pass
+    except Exception as e:
+        pytest.fail(f"An error occurred: {e}")
+
+
+# test_batch_completions()
+
+
+def test_batch_completions_models():
+    try:
+        result = batch_completion_models(
+            models=["gpt-3.5-turbo", "gpt-3.5-turbo", "gpt-3.5-turbo"],
+            messages=[{"role": "user", "content": "Hey, how's it going"}],
+        )
+        print(result)
+    except Timeout as e:
+        pass
+    except Exception as e:
+        pytest.fail(f"An error occurred: {e}")
+
+
+# test_batch_completions_models()
+
+
+def test_batch_completion_models_all_responses():
+    try:
+        responses = batch_completion_models_all_responses(
+            models=["j2-light", "claude-instant-1.2"],
+            messages=[{"role": "user", "content": "write a poem"}],
+            max_tokens=10,
+        )
+        print(responses)
+        assert len(responses) == 2
+    except Timeout as e:
+        pass
+    except litellm.APIError as e:
+        pass
+    except Exception as e:
+        pytest.fail(f"An error occurred: {e}")
+
+
+# test_batch_completion_models_all_responses()