pandrs 0.3.0

A high-performance DataFrame library for Rust, providing pandas-like API with advanced features including SIMD optimization, parallel processing, and distributed computing capabilities
Documentation 
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//! # Ballista Cluster Management
//!
//! This module provides functionality for managing Ballista clusters.

/// Represents a Ballista cluster
pub struct BallistaCluster {
    /// Scheduler endpoint
    scheduler: String,
    /// Client connection to the scheduler
    #[cfg(feature = "distributed")]
    client: Option<ballista_client::BallistaClient>,
}

impl BallistaCluster {
    /// Creates a new cluster with the specified scheduler
    pub fn new(scheduler: String) -> Self {
        Self {
            scheduler,
            #[cfg(feature = "distributed")]
            client: None,
        }
    }
    
    /// Connects to the cluster
    #[cfg(feature = "distributed")]
    pub async fn connect(&mut self) -> crate::error::Result<()> {
        // Placeholder implementation
        // This will be implemented in the next phase
        Err(crate::error::Error::NotImplemented("Ballista cluster connection will be implemented in the next phase".into()))
    }
    
    /// Checks if connected to the cluster
    pub fn is_connected(&self) -> bool {
        #[cfg(feature = "distributed")]
        {
            self.client.is_some()
        }
        
        #[cfg(not(feature = "distributed"))]
        {
            false
        }
    }
    
    /// Gets the scheduler endpoint
    pub fn scheduler(&self) -> &str {
        &self.scheduler
    }
}