1"""Base adapter for synchronous LLM provider access."""

2

3 from typing import List, Union, Dict, Any

4

5 from ..base import (

6 LLMMessage, LLMResponse,

7 AsyncLLMProvider, ModelCapability

8)

9

10

11 class SyncProviderAdapter:

12 """Sync adapter for async LLM providers."""

13

14 def __init__(self, async_provider: AsyncLLMProvider):

15 """Initialize with async provider.

16

17 Args:

18 async_provider: The async provider to wrap.

19 """

20 self.async_provider = async_provider

21

22 def initialize(self) -> None:

23 """Initialize the provider synchronously."""

24 import asyncio

25 try:

26 loop = asyncio.get_event_loop()

27 except RuntimeError:

28 loop = asyncio.new_event_loop()

29 asyncio.set_event_loop(loop)

30

31 return loop.run_until_complete(self.async_provider.initialize())

32

33 def close(self) -> None:

34 """Close the provider synchronously."""

35 import asyncio

36 try:

37 loop = asyncio.get_event_loop()

38 except RuntimeError:

39 loop = asyncio.new_event_loop()

40 asyncio.set_event_loop(loop)

41

42 return loop.run_until_complete(self.async_provider.close())

43

44 def complete(

45 self,

46 messages: Union[str, List[LLMMessage]],

47 **kwargs

48 ) -> LLMResponse:

49 """Generate completion synchronously."""

50 import asyncio

51 try:

52 loop = asyncio.get_event_loop()

53 except RuntimeError:

54 loop = asyncio.new_event_loop()

55 asyncio.set_event_loop(loop)

56

57 return loop.run_until_complete(self.async_provider.complete(messages, **kwargs))

58

59 def stream(

60 self,

61 messages: Union[str, List[LLMMessage]],

62 **kwargs

63 ):

64 """Stream completion synchronously."""

65 import asyncio

66 try:

67 loop = asyncio.get_event_loop()

68 except RuntimeError:

69 loop = asyncio.new_event_loop()

70 asyncio.set_event_loop(loop)

71

72 async def _stream():

73 async for chunk in self.async_provider.stream_complete(messages, **kwargs):

74 yield chunk

75

76 # Convert async generator to sync generator

77 async_gen = _stream()

78 try:

79 while True:

80 try:

81 yield loop.run_until_complete(async_gen.__anext__())

82 except StopAsyncIteration:

83 break

84 finally:

85 loop.run_until_complete(async_gen.aclose())

86

87 def embed(

88 self,

89 texts: Union[str, List[str]],

90 **kwargs

91 ) -> Union[List[float], List[List[float]]]:

92 """Generate embeddings synchronously."""

93 import asyncio

94 try:

95 loop = asyncio.get_event_loop()

96 except RuntimeError:

97 loop = asyncio.new_event_loop()

98 asyncio.set_event_loop(loop)

99

100 return loop.run_until_complete(self.async_provider.embed(texts, **kwargs))

101

102 def function_call(

103 self,

104 messages: List[LLMMessage],

105 functions: List[Dict[str, Any]],

106 **kwargs

107 ) -> LLMResponse:

108 """Make function call synchronously."""

109 import asyncio

110 try:

111 loop = asyncio.get_event_loop()

112 except RuntimeError:

113 loop = asyncio.new_event_loop()

114 asyncio.set_event_loop(loop)

115

116 return loop.run_until_complete(self.async_provider.function_call(messages, functions, **kwargs))

117

118 def validate_model(self) -> bool:

119 """Validate model synchronously."""

120 import asyncio

121 try:

122 loop = asyncio.get_event_loop()

123 except RuntimeError:

124 loop = asyncio.new_event_loop()

125 asyncio.set_event_loop(loop)

126

127 return loop.run_until_complete(self.async_provider.validate_model()) # type: ignore

128

129 def get_capabilities(self) -> List[ModelCapability]:

130 """Get capabilities synchronously."""

131 return self.async_provider.get_capabilities()

132

133 @property

134 def is_initialized(self) -> bool:

135 """Check if provider is initialized."""

136 return self.async_provider.is_initialized