add readme (#10)

* Update Readme.md

* Update Readme.md

* Update Readme.md

* Update Readme.md

* Update Readme.md

* Update Readme.md

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* Update Readme.md

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* remove submodule

* add mPLUG MiniGPT4

* Update Readme.md

* Update Readme.md

* Update Readme.md

---------

Co-authored-by: Yuliang Liu <34134635+Yuliang-Liu@users.noreply.github.com>

models/mPLUG_Owl/serve/model_utils.py

@@ -0,0 +1,92 @@
+import os
+import sys
+import re
+import torch
+import transformers
+import traceback
+
+from queue import Queue
+from threading import Thread
+
+
+def post_process_output(text):
+    text = text.strip()
+    pattern = re.compile(
+        r"<unk>|<pad>|<s>|</s>|\[PAD\]|<\|endoftext\|>|\[UNK\]|\[CLS\]|\[MASK\]|<\|startofpiece\|>|<\|endofpiece\|>|\[gMASK\]|\[sMASK\]"
+    )
+    text = pattern.sub("", text.strip()).strip()
+    return text
+
+
+def post_process_code(code):
+    sep = "\n```"
+    if sep in code:
+        blocks = code.split(sep)
+        if len(blocks) % 2 == 1:
+            for i in range(1, len(blocks), 2):
+                blocks[i] = blocks[i].replace("\\_", "_")
+        code = sep.join(blocks)
+    return code
+
+
+class Stream(transformers.StoppingCriteria):
+    def __init__(self, callback_func=None):
+        self.callback_func = callback_func
+
+    def __call__(self, input_ids, scores) -> bool:
+        if self.callback_func is not None:
+            self.callback_func(input_ids[0])
+        return False
+
+
+class Iteratorize:
+
+    """
+    Transforms a function that takes a callback
+    into a lazy iterator (generator).
+    """
+
+    def __init__(self, func, kwargs={}, callback=None):
+        self.mfunc = func
+        self.c_callback = callback
+        self.q = Queue()
+        self.sentinel = object()
+        self.kwargs = kwargs
+        self.stop_now = False
+
+        def _callback(val):
+            if self.stop_now:
+                raise ValueError
+            self.q.put(val)
+
+        def gentask():
+            try:
+                ret = self.mfunc(callback=_callback, **self.kwargs)
+            except ValueError:
+                pass
+            except:
+                traceback.print_exc()
+                pass
+
+            self.q.put(self.sentinel)
+            if self.c_callback:
+                self.c_callback(ret)
+
+        self.thread = Thread(target=gentask)
+        self.thread.start()
+
+    def __iter__(self):
+        return self
+
+    def __next__(self):
+        obj = self.q.get(True, None)
+        if obj is self.sentinel:
+            raise StopIteration
+        else:
+            return obj
+
+    def __enter__(self):
+        return self
+
+    def __exit__(self, exc_type, exc_val, exc_tb):
+        self.stop_now = True