"""
KnowledgeExpansion
Generated by Eden via recursive self-improvement
2025-10-31 21:45:28.001913
"""

class KnowledgeExpansion:
    def __init__(self):
        # Initialize a dictionary to store knowledge categories
        self.knowledge_base = {}

    def categorize_topic(self, topic_name: str) -> dict:
        """
        Categorizes given text-based data into a specific topic.
        
        Args:
            topic_name (str): The name of the topic/category for the new data.

        Returns:
            dict: A dictionary representing the categorized knowledge with 'topic' as key and content as value.
        """
        self.knowledge_base[topic_name] = {"content": []}
        return self.knowledge_base[topic_name]

    def add_content(self, topic_name: str, content: str) -> None:
        """
        Adds new content to a specified topic in the knowledge base.

        Args:
            topic_name (str): The name of the topic/category where the content will be added.
            content (str): The text-based data to be added as content for the given topic.
        """
        if topic_name in self.knowledge_base:
            # Append new content to existing topics
            self.knowledge_base[topic_name]["content"].append(content)
        else:
            raise KeyError(f"Topic '{topic_name}' does not exist in knowledge base.")

    def retrieve_content(self, topic_name: str) -> list:
        """
        Retrieves all the content associated with a specific topic.

        Args:
            topic_name (str): The name of the topic/category to retrieve content from.
        
        Returns:
            list: A list containing all text-based data associated with the given topic.
        """
        if topic_name in self.knowledge_base:
            return self.knowledge_base[topic_name]["content"]
        else:
            raise KeyError(f"Topic '{topic_name}' does not exist in knowledge base.")

# Example Usage
if __name__ == "__main__":
    # Initialize KnowledgeExpansion instance
    expander = KnowledgeExpansion()

    # Categorize a new topic and add content to it
    history_category = expander.categorize_topic("History")
    expander.add_content("History", "Ancient Greece: The origins of democracy.")
    expander.add_content("History", "World War II: A global conflict.")

    # Retrieve and print the content from a specific topic
    retrieved_history_content = expander.retrieve_content("History")
    for content in retrieved_history_content:
        print(content)