Price History for Unit Testing and Test Driven Development in Python
This page shows the historical price changes available for Unit Testing and Test Driven Development in Python from the retailer Udemy, helping shoppers understand how the price has changed over time and whether the current price is a good deal. This can help you identify common predictable discount patterns, such as seasonal sales or clearance events, and the best time to buy to avoid overpaying.
From Tuesday, August 23, 2022 to Saturday, January 03, 2026, this product’s price ranged from $9.99 to $54.99, with the lowest price occurring on Sunday, November 30, 2025. If you’re deciding whether to buy now or wait, reviewing historical pricing can help you determine if the current price is above or below the typical range of $20.06 on average in this case.
Glass It monitored this product’s price for 1 customer so far who requested we send daily alerts when the price drops below their target price. If you're waiting for a better deal, you can also set a price alert to get notified when the price falls below your target. The chart below shows every recorded price change for Unit Testing and Test Driven Development in Python over the last year.
| Data size: | 52 records available |
| Lowest price: | $9.99 |
| Highest price: | $54.99 |
| Average price: | $20.06 |
| Earliest price alert: | Tue, August 23, 2022 |
| Latest price alert: | Sat, January 03, 2026 |
| Price increases: | 20 |
| Price Drops: | 22 |
| Price increase alerts: | 20 |
| Price Drop Alerts: | 32 |
| Back In Stock Alerts: | 0 |
| Out of Stock Alerts: | 0 |
| Postal Code(s): | nearest store |
| Product Locale: | US |
| Product Currency: | US Dollar |
| Users Tracked Item: | 2 |
| Users Tracking Item: | 1 |
| Data is based on price change notification settings from Glass It. | |
Price Trend Analysis
The price of the course "Unit Testing and Test Driven Development in Python" on Udemy has fluctuated widely over the observed period. The minimum price was $9.99, which occurred multiple times, most recently on November 30, 2025. The maximum price reached was $54.99, seen on June 8, 2023, and again on December 6, 2024.
There were 22 actual price drops and 20 actual price increases, indicating an overall upward trend with significant volatility. The average price over this period was $20.06.
The last date of the minimum price was November 30, 2025, at $9.99. The highest recorded price was $49.99, which occurred on October 14, 2023, and again on December 22, 2025.
The course price showed significant variability, with frequent adjustments throughout the year, particularly around specific dates such as Black Friday, Cyber Monday, and other promotional periods.
Is Now a Good Time to Buy?
The current average price for the item, "Unit Testing and Test Driven Development in Python," is $20.06. The historical price data shows that the lowest price was $9.99, which occurred from November 2022 to November 2025. The highest price was $54.99, which happened in June and October 2024.
The last date of the minimum price was on November 30, 2025, and the current found price is $49.99 as of January 3, 2026. This indicates that the current price is relatively high compared to the historical low prices.
Based on this information, it might not be the best time to buy if you are looking to purchase at the lowest possible price. However, if you need the course immediately or the current price is still within your budget, it may be a good opportunity to purchase.
If you have been tracking the price, you might want to set up alerts for future drops to get the best deal.
Frequently Asked Questions
How accurate is Glass It’s price history?
Glass It tracks prices directly from supported retailers and records real price changes over time upon customer request.
How often do prices change?
Prices may change daily, less frequently or more frequently depending on the retailer, demand, and promotional activity.
Does the chart include sales and promotions?
Yes, the chart includes all detected price changes, including temporary sales when available.
Can I get notified when the price drops?
Yes, you can set a price alert and receive notifications when the price reaches your target. For more information see our full list of FAQ.
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Set your desired price for this product, and we will alert you when the price drops. Our low-cost daily monitoring can save you from paying too much.
