chore: remove unnecessary & confusing module

lib/openai.rb

@@ -36,7 +36,6 @@
 # Package files.
 require_relative "openai/version"
 require_relative "openai/util"
-require_relative "openai/extern"
 require_relative "openai/base_model"
 require_relative "openai/base_page"
 require_relative "openai/base_stream"

lib/openai/base_model.rb

@@ -1165,9 +1165,6 @@ def initialize(data = {})
       end
     end
 
-    # @return [String]
-    def to_s = @data.to_s
-
     # @return [String]
     def inspect
       rows = self.class.known_fields.keys.map do

rbi/lib/openai/base_client.rbi

@@ -84,7 +84,7 @@ module OpenAI
     end
 
     # @api private
-    sig { returns(T.anything) }
+    sig { returns(OpenAI::PooledNetRequester) }
     attr_accessor :requester
 
     # @api private

rbi/lib/openai/base_model.rbi

@@ -38,7 +38,7 @@ module OpenAI
             OpenAI::Converter::Input
           )
         )
-          .returns(T.proc.returns(T.anything).void)
+          .returns(T.proc.returns(T.anything))
       end
       def self.type_info(spec)
       end
@@ -597,10 +597,6 @@ module OpenAI
     def self.new(data = {})
     end
 
-    sig { returns(String) }
-    def to_s
-    end
-
     sig { returns(String) }
     def inspect
     end

sig/openai/base_client.rbs

@@ -49,7 +49,7 @@ module OpenAI
     ) -> void
 
     # @api private
-    attr_accessor requester: top
+    attr_accessor requester: OpenAI::PooledNetRequester
 
     def initialize: (
       base_url: String,

sig/openai/base_model.rbs

@@ -243,8 +243,6 @@ module OpenAI
 
     def initialize: (?::Hash[Symbol, top] | self data) -> void
 
-    def to_s: -> String
-
     def inspect: -> String
   end
 end