AI-Studio/app/MindWork AI Studio/Provider/LLMProvidersExtensions.cs
2026-06-30 01:34:40 +02:00

504 lines
24 KiB
C#

using AIStudio.Provider.AlibabaCloud;
using AIStudio.Provider.Anthropic;
using AIStudio.Provider.DeepSeek;
using AIStudio.Provider.Fireworks;
using AIStudio.Provider.Google;
using AIStudio.Provider.Groq;
using AIStudio.Provider.GWDG;
using AIStudio.Provider.Helmholtz;
using AIStudio.Provider.HuggingFace;
using AIStudio.Provider.Mistral;
using AIStudio.Provider.OpenAI;
using AIStudio.Provider.OpenRouter;
using AIStudio.Provider.Perplexity;
using AIStudio.Provider.SelfHosted;
using AIStudio.Provider.Transparency;
using AIStudio.Provider.X;
using AIStudio.Settings;
using AIStudio.Tools.PluginSystem;
using Host = AIStudio.Provider.SelfHosted.Host;
namespace AIStudio.Provider;
public static class LLMProvidersExtensions
{
private static readonly ILogger LOGGER = Program.LOGGER_FACTORY.CreateLogger(nameof(LLMProvidersExtensions));
private static string TB(string fallbackEN) => I18N.I.T(fallbackEN, typeof(LLMProvidersExtensions).Namespace, nameof(LLMProvidersExtensions));
/// <summary>
/// Returns the human-readable name of the provider.
/// </summary>
/// <param name="llmProvider">The provider.</param>
/// <returns>The human-readable name of the provider.</returns>
public static string ToName(this LLMProviders llmProvider) => llmProvider switch
{
LLMProviders.NONE => TB("No provider selected"),
LLMProviders.OPEN_AI => "OpenAI",
LLMProviders.ANTHROPIC => "Anthropic",
LLMProviders.MISTRAL => "Mistral",
LLMProviders.GOOGLE => "Google",
LLMProviders.X => "xAI",
LLMProviders.DEEP_SEEK => "DeepSeek",
LLMProviders.ALIBABA_CLOUD => "Alibaba Cloud",
LLMProviders.PERPLEXITY => "Perplexity",
LLMProviders.OPEN_ROUTER => "OpenRouter",
LLMProviders.TRANSPARENCY => TB("Transparency"),
LLMProviders.GROQ => "Groq",
LLMProviders.FIREWORKS => "Fireworks.ai",
LLMProviders.HUGGINGFACE => "Hugging Face",
LLMProviders.SELF_HOSTED => TB("Self-hosted"),
LLMProviders.HELMHOLTZ => "Helmholtz Blablador",
LLMProviders.GWDG => "GWDG SAIA",
_ => TB("Unknown"),
};
/// <summary>
/// Get a provider's confidence.
/// </summary>
/// <param name="llmProvider">The provider.</param>
/// <param name="settingsManager">The settings manager.</param>
/// <returns>The confidence of the provider.</returns>
public static Confidence GetConfidence(this LLMProviders llmProvider, SettingsManager settingsManager) => llmProvider switch
{
LLMProviders.NONE => Confidence.NONE,
LLMProviders.FIREWORKS => Confidence.USA_HUB.WithRegion("America, U.S.").WithSources("https://fireworks.ai/terms-of-service").WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
// Not trusted, because huggingface only routes you to a third-party-provider and we can't make sure they do not use your data
LLMProviders.HUGGINGFACE => Confidence.USA_HUB.WithRegion("America, U.S.").WithSources("https://huggingface.co/terms-of-service").WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
LLMProviders.OPEN_AI => Confidence.USA_NO_TRAINING.WithRegion("America, U.S.").WithSources(
"https://platform.openai.com/docs/models/default-usage-policies-by-endpoint",
"https://openai.com/policies/terms-of-use/",
"https://help.openai.com/en/articles/5722486-how-your-data-is-used-to-improve-model-performance",
"https://openai.com/enterprise-privacy/"
).WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
LLMProviders.GOOGLE => Confidence.USA_NO_TRAINING.WithRegion("America, U.S.").WithSources("https://ai.google.dev/gemini-api/terms").WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
LLMProviders.GROQ => Confidence.USA_NO_TRAINING.WithRegion("America, U.S.").WithSources("https://wow.groq.com/terms-of-use/").WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
LLMProviders.ANTHROPIC => Confidence.USA_NO_TRAINING.WithRegion("America, U.S.").WithSources("https://www.anthropic.com/legal/commercial-terms").WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
LLMProviders.MISTRAL => Confidence.GDPR_NO_TRAINING.WithRegion("Europe, France").WithSources("https://mistral.ai/terms/#terms-of-service-la-plateforme").WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
LLMProviders.X => Confidence.USA_NO_TRAINING.WithRegion("America, U.S.").WithSources("https://x.ai/legal/terms-of-service-enterprise").WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
LLMProviders.DEEP_SEEK => Confidence.CHINA_NO_TRAINING.WithRegion("Asia").WithSources("https://cdn.deepseek.com/policies/en-US/deepseek-open-platform-terms-of-service.html").WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
LLMProviders.ALIBABA_CLOUD => Confidence.CHINA_NO_TRAINING.WithRegion("Asia").WithSources("https://www.alibabacloud.com/help/en/model-studio/support/faq-about-alibaba-cloud-model-studio").WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
LLMProviders.PERPLEXITY => Confidence.USA_NO_TRAINING.WithRegion("America, U.S.").WithSources("https://www.perplexity.ai/hub/legal/perplexity-api-terms-of-service").WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
LLMProviders.OPEN_ROUTER => Confidence.USA_HUB.WithRegion("America, U.S.").WithSources("https://openrouter.ai/privacy", "https://openrouter.ai/terms").WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
LLMProviders.TRANSPARENCY => Confidence.SELF_HOSTED.WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
LLMProviders.SELF_HOSTED => Confidence.SELF_HOSTED.WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
LLMProviders.HELMHOLTZ => Confidence.GDPR_NO_TRAINING.WithRegion("Europe, Germany").WithSources("https://helmholtz.cloud/services/?serviceID=d7d5c597-a2f6-4bd1-b71e-4d6499d98570").WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
LLMProviders.GWDG => Confidence.GDPR_NO_TRAINING.WithRegion("Europe, Germany").WithSources("https://docs.hpc.gwdg.de/services/chat-ai/data-privacy/index.html").WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
_ => Confidence.UNKNOWN.WithLevel(settingsManager.GetConfiguredConfidenceLevel(llmProvider)),
};
/// <summary>
/// Determines if the specified provider supports embeddings.
/// </summary>
/// <param name="llmProvider">The provider to check.</param>
/// <returns>True if the provider supports embeddings; otherwise, false.</returns>
public static bool ProvideEmbeddingAPI(this LLMProviders llmProvider) => llmProvider switch
{
//
// Providers that support embeddings:
//
LLMProviders.OPEN_AI => true,
LLMProviders.MISTRAL => true,
LLMProviders.GOOGLE => true,
LLMProviders.HELMHOLTZ => true,
LLMProviders.ALIBABA_CLOUD => true,
LLMProviders.TRANSPARENCY => true,
//
// Providers that do not support embeddings:
//
LLMProviders.GROQ => false,
LLMProviders.ANTHROPIC => false,
LLMProviders.FIREWORKS => false,
LLMProviders.X => false,
LLMProviders.GWDG => false,
LLMProviders.DEEP_SEEK => false,
LLMProviders.HUGGINGFACE => false,
LLMProviders.PERPLEXITY => false,
LLMProviders.OPEN_ROUTER => true,
//
// Self-hosted providers are treated as a special case anyway.
//
LLMProviders.SELF_HOSTED => true,
_ => false,
};
public static bool ProvideTranscriptionAPI(this LLMProviders llmProvider) => llmProvider switch
{
//
// Providers that support transcription:
//
LLMProviders.OPEN_AI => true,
LLMProviders.MISTRAL => true,
LLMProviders.FIREWORKS => true,
LLMProviders.GWDG => true,
LLMProviders.TRANSPARENCY => true,
//
// Providers that support transcription but provide no OpenAI-compatible API yet:
//
LLMProviders.ALIBABA_CLOUD => false,
LLMProviders.GOOGLE => false,
//
// Providers that do not support transcription:
//
LLMProviders.OPEN_ROUTER => false,
LLMProviders.GROQ => false,
LLMProviders.ANTHROPIC => false,
LLMProviders.X => false,
LLMProviders.DEEP_SEEK => false,
LLMProviders.HUGGINGFACE => false,
LLMProviders.PERPLEXITY => false,
LLMProviders.HELMHOLTZ => false,
//
// Self-hosted providers are treated as a special case anyway.
//
LLMProviders.SELF_HOSTED => true,
_ => false,
};
/// <summary>
/// Creates a new provider instance based on the provider value.
/// </summary>
/// <param name="providerSettings">The provider settings.</param>
/// <returns>The provider instance.</returns>
public static IProvider CreateProvider(this AIStudio.Settings.Provider providerSettings)
{
if (providerSettings.UsedLLMProvider is LLMProviders.TRANSPARENCY)
{
return new ProviderTransparency
{
InstanceName = providerSettings.InstanceName,
AdditionalJsonApiParameters = providerSettings.AdditionalJsonApiParameters,
IsEnterpriseConfiguration = providerSettings.IsEnterpriseConfiguration,
};
}
return providerSettings.UsedLLMProvider.CreateProvider(providerSettings.InstanceName, providerSettings.Host, providerSettings.Hostname, providerSettings.Model, providerSettings.HFInferenceProvider, providerSettings.AdditionalJsonApiParameters, providerSettings.IsEnterpriseConfiguration);
}
/// <summary>
/// Creates a new provider instance based on the embedding provider value.
/// </summary>
/// <param name="embeddingProviderSettings">The embedding provider settings.</param>
/// <returns>The provider instance.</returns>
public static IProvider CreateProvider(this EmbeddingProvider embeddingProviderSettings)
{
if (embeddingProviderSettings.UsedLLMProvider is LLMProviders.TRANSPARENCY)
{
return new ProviderTransparencyEmbedding
{
InstanceName = embeddingProviderSettings.Name,
IsEnterpriseConfiguration = embeddingProviderSettings.IsEnterpriseConfiguration,
};
}
return embeddingProviderSettings.UsedLLMProvider.CreateProvider(embeddingProviderSettings.Name, embeddingProviderSettings.Host, embeddingProviderSettings.Hostname, embeddingProviderSettings.Model, HFInferenceProvider.NONE, isEnterpriseConfiguration: embeddingProviderSettings.IsEnterpriseConfiguration);
}
/// <summary>
/// Creates a new provider instance based on the speech provider value.
/// </summary>
/// <param name="transcriptionProviderSettings">The speech provider settings.</param>
/// <returns>The provider instance.</returns>
public static IProvider CreateProvider(this TranscriptionProvider transcriptionProviderSettings)
{
if (transcriptionProviderSettings.UsedLLMProvider is LLMProviders.TRANSPARENCY)
{
return new ProviderTransparencyTranscription
{
InstanceName = transcriptionProviderSettings.Name,
IsEnterpriseConfiguration = transcriptionProviderSettings.IsEnterpriseConfiguration,
};
}
return transcriptionProviderSettings.UsedLLMProvider.CreateProvider(transcriptionProviderSettings.Name, transcriptionProviderSettings.Host, transcriptionProviderSettings.Hostname, transcriptionProviderSettings.Model, HFInferenceProvider.NONE, isEnterpriseConfiguration: transcriptionProviderSettings.IsEnterpriseConfiguration);
}
private static IProvider CreateProvider(this LLMProviders provider, string instanceName, Host host, string hostname, Model model, HFInferenceProvider inferenceProvider, string expertProviderApiParameter = "", bool isEnterpriseConfiguration = false)
{
try
{
return provider switch
{
LLMProviders.OPEN_AI => new ProviderOpenAI { InstanceName = instanceName, AdditionalJsonApiParameters = expertProviderApiParameter, IsEnterpriseConfiguration = isEnterpriseConfiguration },
LLMProviders.ANTHROPIC => new ProviderAnthropic { InstanceName = instanceName, AdditionalJsonApiParameters = expertProviderApiParameter, IsEnterpriseConfiguration = isEnterpriseConfiguration },
LLMProviders.MISTRAL => new ProviderMistral { InstanceName = instanceName, AdditionalJsonApiParameters = expertProviderApiParameter, IsEnterpriseConfiguration = isEnterpriseConfiguration },
LLMProviders.GOOGLE => new ProviderGoogle { InstanceName = instanceName, AdditionalJsonApiParameters = expertProviderApiParameter, IsEnterpriseConfiguration = isEnterpriseConfiguration },
LLMProviders.X => new ProviderX { InstanceName = instanceName, AdditionalJsonApiParameters = expertProviderApiParameter, IsEnterpriseConfiguration = isEnterpriseConfiguration },
LLMProviders.DEEP_SEEK => new ProviderDeepSeek { InstanceName = instanceName, AdditionalJsonApiParameters = expertProviderApiParameter, IsEnterpriseConfiguration = isEnterpriseConfiguration },
LLMProviders.ALIBABA_CLOUD => new ProviderAlibabaCloud { InstanceName = instanceName, AdditionalJsonApiParameters = expertProviderApiParameter, IsEnterpriseConfiguration = isEnterpriseConfiguration },
LLMProviders.PERPLEXITY => new ProviderPerplexity { InstanceName = instanceName, AdditionalJsonApiParameters = expertProviderApiParameter, IsEnterpriseConfiguration = isEnterpriseConfiguration },
LLMProviders.OPEN_ROUTER => new ProviderOpenRouter { InstanceName = instanceName, AdditionalJsonApiParameters = expertProviderApiParameter, IsEnterpriseConfiguration = isEnterpriseConfiguration },
LLMProviders.TRANSPARENCY => new ProviderTransparency { InstanceName = instanceName, AdditionalJsonApiParameters = expertProviderApiParameter, IsEnterpriseConfiguration = isEnterpriseConfiguration },
LLMProviders.GROQ => new ProviderGroq { InstanceName = instanceName, AdditionalJsonApiParameters = expertProviderApiParameter, IsEnterpriseConfiguration = isEnterpriseConfiguration },
LLMProviders.FIREWORKS => new ProviderFireworks { InstanceName = instanceName, AdditionalJsonApiParameters = expertProviderApiParameter, IsEnterpriseConfiguration = isEnterpriseConfiguration },
LLMProviders.HUGGINGFACE => new ProviderHuggingFace(inferenceProvider, model) { InstanceName = instanceName, AdditionalJsonApiParameters = expertProviderApiParameter, IsEnterpriseConfiguration = isEnterpriseConfiguration },
LLMProviders.SELF_HOSTED => new ProviderSelfHosted(host, hostname) { InstanceName = instanceName, AdditionalJsonApiParameters = expertProviderApiParameter, IsEnterpriseConfiguration = isEnterpriseConfiguration },
LLMProviders.HELMHOLTZ => new ProviderHelmholtz { InstanceName = instanceName, AdditionalJsonApiParameters = expertProviderApiParameter, IsEnterpriseConfiguration = isEnterpriseConfiguration },
LLMProviders.GWDG => new ProviderGWDG { InstanceName = instanceName, AdditionalJsonApiParameters = expertProviderApiParameter, IsEnterpriseConfiguration = isEnterpriseConfiguration },
_ => new NoProvider(),
};
}
catch (Exception e)
{
LOGGER.LogError($"Failed to create provider: {e.Message}");
return new NoProvider();
}
}
public static string GetCreationURL(this LLMProviders provider) => provider switch
{
LLMProviders.OPEN_AI => "https://platform.openai.com/signup",
LLMProviders.MISTRAL => "https://console.mistral.ai/",
LLMProviders.ANTHROPIC => "https://console.anthropic.com/dashboard",
LLMProviders.GOOGLE => "https://console.cloud.google.com/",
LLMProviders.X => "https://accounts.x.ai/sign-up",
LLMProviders.DEEP_SEEK => "https://platform.deepseek.com/sign_up",
LLMProviders.ALIBABA_CLOUD => "https://account.alibabacloud.com/register/intl_register.htm",
LLMProviders.PERPLEXITY => "https://www.perplexity.ai/account/api",
LLMProviders.OPEN_ROUTER => "https://openrouter.ai/keys",
LLMProviders.GROQ => "https://console.groq.com/",
LLMProviders.FIREWORKS => "https://fireworks.ai/login",
LLMProviders.HUGGINGFACE => "https://huggingface.co/login",
LLMProviders.HELMHOLTZ => "https://sdlaml.pages.jsc.fz-juelich.de/ai/guides/blablador_api_access/#step-1-register-on-gitlab",
LLMProviders.GWDG => "https://docs.hpc.gwdg.de/services/saia/index.html#api-request",
_ => string.Empty,
};
public static string GetDashboardURL(this LLMProviders provider) => provider switch
{
LLMProviders.OPEN_AI => "https://platform.openai.com/usage",
LLMProviders.MISTRAL => "https://console.mistral.ai/usage/",
LLMProviders.ANTHROPIC => "https://console.anthropic.com/settings/plans",
LLMProviders.X => "https://console.x.ai/",
LLMProviders.GROQ => "https://console.groq.com/settings/usage",
LLMProviders.GOOGLE => "https://console.cloud.google.com/billing",
LLMProviders.FIREWORKS => "https://fireworks.ai/account/billing",
LLMProviders.DEEP_SEEK => "https://platform.deepseek.com/usage",
LLMProviders.ALIBABA_CLOUD => "https://usercenter2-intl.aliyun.com/billing",
LLMProviders.PERPLEXITY => "https://www.perplexity.ai/account/api/",
LLMProviders.OPEN_ROUTER => "https://openrouter.ai/activity",
LLMProviders.HUGGINGFACE => "https://huggingface.co/settings/billing",
_ => string.Empty,
};
public static bool HasDashboard(this LLMProviders provider) => provider switch
{
LLMProviders.OPEN_AI => true,
LLMProviders.MISTRAL => true,
LLMProviders.ANTHROPIC => true,
LLMProviders.X => true,
LLMProviders.GROQ => true,
LLMProviders.FIREWORKS => true,
LLMProviders.GOOGLE => true,
LLMProviders.DEEP_SEEK => true,
LLMProviders.ALIBABA_CLOUD => true,
LLMProviders.PERPLEXITY => true,
LLMProviders.OPEN_ROUTER => true,
LLMProviders.HUGGINGFACE => true,
_ => false,
};
public static string GetModelsOverviewURL(this LLMProviders provider, HFInferenceProvider inferenceProvider) => provider switch
{
LLMProviders.FIREWORKS => "https://fireworks.ai/models?show=Serverless",
LLMProviders.HUGGINGFACE => $"https://huggingface.co/models?inference_provider={inferenceProvider.EndpointsId()}",
_ => string.Empty,
};
public static bool IsLLMModelProvidedManually(this LLMProviders provider) => provider switch
{
LLMProviders.FIREWORKS => true,
LLMProviders.HUGGINGFACE => true,
_ => false,
};
public static bool IsEmbeddingModelProvidedManually(this LLMProviders provider, Host host) => provider switch
{
LLMProviders.SELF_HOSTED => host is not Host.LM_STUDIO,
_ => false,
};
public static bool IsTranscriptionModelProvidedManually(this LLMProviders provider, Host host) => provider switch
{
_ => false,
};
/// <summary>
/// Determines if the model selection should be completely hidden for LLM providers.
/// This is the case when the host does not support model selection (e.g., llama.cpp).
/// </summary>
/// <param name="provider">The provider.</param>
/// <param name="host">The host for self-hosted providers.</param>
/// <returns>True if model selection should be hidden; otherwise, false.</returns>
public static bool IsLLMModelSelectionHidden(this LLMProviders provider, Host host) => provider switch
{
LLMProviders.TRANSPARENCY => true,
LLMProviders.SELF_HOSTED => host is Host.LLAMA_CPP,
_ => false,
};
public static bool IsEmbeddingModelSelectionHidden(this LLMProviders provider, Host host) => provider switch
{
LLMProviders.TRANSPARENCY => true,
_ => false,
};
/// <summary>
/// Determines if the model selection should be completely hidden for transcription providers.
/// This is the case when the host does not support model selection (e.g., whisper.cpp).
/// </summary>
/// <param name="provider">The provider.</param>
/// <param name="host">The host for self-hosted providers.</param>
/// <returns>True if model selection should be hidden; otherwise, false.</returns>
public static bool IsTranscriptionModelSelectionHidden(this LLMProviders provider, Host host) => provider switch
{
LLMProviders.TRANSPARENCY => true,
LLMProviders.SELF_HOSTED => host is Host.WHISPER_CPP,
_ => false,
};
public static bool IsHostNeeded(this LLMProviders provider) => provider switch
{
LLMProviders.SELF_HOSTED => true,
_ => false,
};
public static bool IsHostnameNeeded(this LLMProviders provider) => provider switch
{
LLMProviders.SELF_HOSTED => true,
_ => false,
};
public static bool IsAPIKeyNeeded(this LLMProviders provider, Host host) => provider switch
{
LLMProviders.OPEN_AI => true,
LLMProviders.MISTRAL => true,
LLMProviders.ANTHROPIC => true,
LLMProviders.GOOGLE => true,
LLMProviders.X => true,
LLMProviders.DEEP_SEEK => true,
LLMProviders.ALIBABA_CLOUD => true,
LLMProviders.PERPLEXITY => true,
LLMProviders.OPEN_ROUTER => true,
LLMProviders.GROQ => true,
LLMProviders.FIREWORKS => true,
LLMProviders.HELMHOLTZ => true,
LLMProviders.GWDG => true,
LLMProviders.HUGGINGFACE => true,
LLMProviders.SELF_HOSTED => host is (Host.OLLAMA or Host.VLLM),
_ => false,
};
public static bool ShowRegisterButton(this LLMProviders provider) => provider switch
{
LLMProviders.OPEN_AI => true,
LLMProviders.MISTRAL => true,
LLMProviders.ANTHROPIC => true,
LLMProviders.GOOGLE => true,
LLMProviders.X => true,
LLMProviders.DEEP_SEEK => true,
LLMProviders.ALIBABA_CLOUD => true,
LLMProviders.PERPLEXITY => true,
LLMProviders.OPEN_ROUTER => true,
LLMProviders.GROQ => true,
LLMProviders.FIREWORKS => true,
LLMProviders.HELMHOLTZ => true,
LLMProviders.GWDG => true,
LLMProviders.HUGGINGFACE => true,
_ => false,
};
public static bool CanLoadModels(this LLMProviders provider, Host host, string? apiKey)
{
if (provider is LLMProviders.TRANSPARENCY)
return false;
if (provider is LLMProviders.SELF_HOSTED)
{
switch (host)
{
case Host.NONE:
case Host.LLAMA_CPP:
case Host.WHISPER_CPP:
default:
return false;
case Host.OLLAMA:
case Host.LM_STUDIO:
case Host.VLLM:
return true;
}
}
if(provider is LLMProviders.NONE)
return false;
if(string.IsNullOrWhiteSpace(apiKey))
return false;
return true;
}
public static bool IsHFInstanceProviderNeeded(this LLMProviders provider) => provider switch
{
LLMProviders.HUGGINGFACE => true,
_ => false,
};
public static string Description(this LLMProviders provider) => provider switch
{
LLMProviders.TRANSPARENCY => TB("This provider never contacts an external service. It only shows the exact request AI Studio generated locally so you can inspect it for transparency and research. It is not intended to produce real model answers."),
_ => string.Empty,
};
public static bool CanConfigureAdditionalJsonApiParameters(this LLMProviders provider) => provider switch
{
LLMProviders.TRANSPARENCY => false,
_ => true,
};
}