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Big data & Spark

PySpark jobs, partitioning, batch processing, and large-dataset transform patterns.

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Big data & Spark easy

Sliding Window Streaming Mock in Python

A simple Python class that maintains a sliding window of recent streaming values and computes the running average.

streaming sliding-window averages
Python 
import time
import random

class StreamingMock:
    """Produces a stream of numbers using a sliding window."""
    
    def __init__(self, window_size=5):
        self.window = []
        self.window_size = window_size
        
    def push(self, value):
        """Add a value, sliding the window forward."""
        s…
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