chore: 添加虚拟环境到仓库

- 添加 backend_service/venv 虚拟环境
- 包含所有Python依赖包
- 注意：虚拟环境约393MB，包含12655个文件

backend_service/venv/lib/python3.13/site-packages/tokenizers/decoders/__init__.py

@@ -0,0 +1,15 @@
+from .. import decoders
+
+
+Decoder = decoders.Decoder
+ByteLevel = decoders.ByteLevel
+Replace = decoders.Replace
+WordPiece = decoders.WordPiece
+ByteFallback = decoders.ByteFallback
+Fuse = decoders.Fuse
+Strip = decoders.Strip
+Metaspace = decoders.Metaspace
+BPEDecoder = decoders.BPEDecoder
+CTC = decoders.CTC
+Sequence = decoders.Sequence
+DecodeStream = decoders.DecodeStream

backend_service/venv/lib/python3.13/site-packages/tokenizers/decoders/__init__.pyi

@@ -0,0 +1,279 @@
+# Generated content DO NOT EDIT
+class DecodeStream:
+    """
+    Class needed for streaming decode
+
+    """
+    def __init__(self, ids=None, skip_special_tokens=False):
+        pass
+
+class Decoder:
+    """
+    Base class for all decoders
+
+    This class is not supposed to be instantiated directly. Instead, any implementation of
+    a Decoder will return an instance of this class when instantiated.
+    """
+    def decode(self, tokens):
+        """
+        Decode the given list of tokens to a final string
+
+        Args:
+            tokens (:obj:`List[str]`):
+                The list of tokens to decode
+
+        Returns:
+            :obj:`str`: The decoded string
+        """
+        pass
+
+class BPEDecoder(Decoder):
+    """
+    BPEDecoder Decoder
+
+    Args:
+        suffix (:obj:`str`, `optional`, defaults to :obj:`</w>`):
+            The suffix that was used to characterize an end-of-word. This suffix will
+            be replaced by whitespaces during the decoding
+    """
+    def __init__(self, suffix="</w>"):
+        pass
+
+    def decode(self, tokens):
+        """
+        Decode the given list of tokens to a final string
+
+        Args:
+            tokens (:obj:`List[str]`):
+                The list of tokens to decode
+
+        Returns:
+            :obj:`str`: The decoded string
+        """
+        pass
+
+class ByteFallback(Decoder):
+    """
+    ByteFallback Decoder
+    ByteFallback is a simple trick which converts tokens looking like `<0x61>`
+    to pure bytes, and attempts to make them into a string. If the tokens
+    cannot be decoded you will get <20> instead for each inconvertible byte token
+
+    """
+    def __init__(self):
+        pass
+
+    def decode(self, tokens):
+        """
+        Decode the given list of tokens to a final string
+
+        Args:
+            tokens (:obj:`List[str]`):
+                The list of tokens to decode
+
+        Returns:
+            :obj:`str`: The decoded string
+        """
+        pass
+
+class ByteLevel(Decoder):
+    """
+    ByteLevel Decoder
+
+    This decoder is to be used in tandem with the :class:`~tokenizers.pre_tokenizers.ByteLevel`
+    :class:`~tokenizers.pre_tokenizers.PreTokenizer`.
+    """
+    def __init__(self):
+        pass
+
+    def decode(self, tokens):
+        """
+        Decode the given list of tokens to a final string
+
+        Args:
+            tokens (:obj:`List[str]`):
+                The list of tokens to decode
+
+        Returns:
+            :obj:`str`: The decoded string
+        """
+        pass
+
+class CTC(Decoder):
+    """
+    CTC Decoder
+
+    Args:
+        pad_token (:obj:`str`, `optional`, defaults to :obj:`<pad>`):
+            The pad token used by CTC to delimit a new token.
+        word_delimiter_token (:obj:`str`, `optional`, defaults to :obj:`|`):
+            The word delimiter token. It will be replaced by a <space>
+        cleanup (:obj:`bool`, `optional`, defaults to :obj:`True`):
+            Whether to cleanup some tokenization artifacts.
+            Mainly spaces before punctuation, and some abbreviated english forms.
+    """
+    def __init__(self, pad_token="<pad>", word_delimiter_token="|", cleanup=True):
+        pass
+
+    def decode(self, tokens):
+        """
+        Decode the given list of tokens to a final string
+
+        Args:
+            tokens (:obj:`List[str]`):
+                The list of tokens to decode
+
+        Returns:
+            :obj:`str`: The decoded string
+        """
+        pass
+
+class Fuse(Decoder):
+    """
+    Fuse Decoder
+    Fuse simply fuses every token into a single string.
+    This is the last step of decoding, this decoder exists only if
+    there is need to add other decoders *after* the fusion
+    """
+    def __init__(self):
+        pass
+
+    def decode(self, tokens):
+        """
+        Decode the given list of tokens to a final string
+
+        Args:
+            tokens (:obj:`List[str]`):
+                The list of tokens to decode
+
+        Returns:
+            :obj:`str`: The decoded string
+        """
+        pass
+
+class Metaspace(Decoder):
+    """
+    Metaspace Decoder
+
+    Args:
+        replacement (:obj:`str`, `optional`, defaults to :obj:`▁`):
+            The replacement character. Must be exactly one character. By default we
+            use the `▁` (U+2581) meta symbol (Same as in SentencePiece).
+
+        prepend_scheme (:obj:`str`, `optional`, defaults to :obj:`"always"`):
+            Whether to add a space to the first word if there isn't already one. This
+            lets us treat `hello` exactly like `say hello`.
+            Choices: "always", "never", "first". First means the space is only added on the first
+            token (relevant when special tokens are used or other pre_tokenizer are used).
+    """
+    def __init__(self, replacement="▁", prepend_scheme="always", split=True):
+        pass
+
+    def decode(self, tokens):
+        """
+        Decode the given list of tokens to a final string
+
+        Args:
+            tokens (:obj:`List[str]`):
+                The list of tokens to decode
+
+        Returns:
+            :obj:`str`: The decoded string
+        """
+        pass
+
+class Replace(Decoder):
+    """
+    Replace Decoder
+
+    This decoder is to be used in tandem with the :class:`~tokenizers.pre_tokenizers.Replace`
+    :class:`~tokenizers.pre_tokenizers.PreTokenizer`.
+    """
+    def __init__(self, pattern, content):
+        pass
+
+    def decode(self, tokens):
+        """
+        Decode the given list of tokens to a final string
+
+        Args:
+            tokens (:obj:`List[str]`):
+                The list of tokens to decode
+
+        Returns:
+            :obj:`str`: The decoded string
+        """
+        pass
+
+class Sequence(Decoder):
+    """
+    Sequence Decoder
+
+    Args:
+        decoders (:obj:`List[Decoder]`)
+            The decoders that need to be chained
+    """
+    def __init__(self, decoders):
+        pass
+
+    def decode(self, tokens):
+        """
+        Decode the given list of tokens to a final string
+
+        Args:
+            tokens (:obj:`List[str]`):
+                The list of tokens to decode
+
+        Returns:
+            :obj:`str`: The decoded string
+        """
+        pass
+
+class Strip(Decoder):
+    """
+    Strip normalizer
+    Strips n left characters of each token, or n right characters of each token
+    """
+    def __init__(self, content, left=0, right=0):
+        pass
+
+    def decode(self, tokens):
+        """
+        Decode the given list of tokens to a final string
+
+        Args:
+            tokens (:obj:`List[str]`):
+                The list of tokens to decode
+
+        Returns:
+            :obj:`str`: The decoded string
+        """
+        pass
+
+class WordPiece(Decoder):
+    """
+    WordPiece Decoder
+
+    Args:
+        prefix (:obj:`str`, `optional`, defaults to :obj:`##`):
+            The prefix to use for subwords that are not a beginning-of-word
+
+        cleanup (:obj:`bool`, `optional`, defaults to :obj:`True`):
+            Whether to cleanup some tokenization artifacts. Mainly spaces before punctuation,
+            and some abbreviated english forms.
+    """
+    def __init__(self, prefix="##", cleanup=True):
+        pass
+
+    def decode(self, tokens):
+        """
+        Decode the given list of tokens to a final string
+
+        Args:
+            tokens (:obj:`List[str]`):
+                The list of tokens to decode
+
+        Returns:
+            :obj:`str`: The decoded string
+        """
+        pass