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Aprenda Automating Repetitive Calculations | Automating Everyday Engineering Tasks
Python for Automation Engineers

bookAutomating Repetitive Calculations

In automation engineering, you often encounter repetitive calculation scenarios that can be tedious and error-prone if done manually. One common situation is batch processing sensor data, where you need to apply the same transformation or calibration to a large set of readings from devices deployed in the field. For example, you might have a list of raw temperature readings from multiple sensors, and each reading requires adjustment based on a calibration formula to correct for sensor drift or environmental effects. Automating these calculations with Python not only saves time but also ensures consistency and accuracy in the results.

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# Function to calibrate a single sensor reading def calibrate(reading): # Apply a simple calibration formula: corrected_value = raw_value * 1.05 + 2 return reading * 1.05 + 2 # List of raw sensor readings sensor_readings = [20.0, 21.5, 19.8, 22.1, 20.7] # Apply calibration to each reading calibrated_readings = [calibrate(r) for r in sensor_readings] print("Calibrated readings:", calibrated_readings)
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When you need to apply the same operation to every item in a collection, Python's list comprehensions offer a concise and efficient way to handle batch operations. List comprehensions allow you to process lists in a single line of code, making your scripts easier to read and often faster than using traditional for loops. This is particularly useful in automation engineering, where you might need to process hundreds or thousands of data points quickly and reliably.

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# Using a for loop to calibrate sensor readings calibrated_readings_loop = [] for r in sensor_readings: calibrated_readings_loop.append(calibrate(r)) # Using a list comprehension to do the same thing calibrated_readings_comp = [calibrate(r) for r in sensor_readings] print("With for loop:", calibrated_readings_loop) print("With list comprehension:", calibrated_readings_comp)
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1. What is a list comprehension used for in Python?

2. Why might an automation engineer prefer automating calculations with Python?

3. Fill in the blank: [calibrate(x) for x in readings] applies the function ___ to each reading.

question mark

What is a list comprehension used for in Python?

Select the correct answer

question mark

Why might an automation engineer prefer automating calculations with Python?

Select the correct answer

question-icon

Fill in the blank: [calibrate(x) for x in readings] applies the function ___ to each reading.

Tudo estava claro?

Como podemos melhorá-lo?

Obrigado pelo seu feedback!

Seção 1. Capítulo 4

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bookAutomating Repetitive Calculations

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In automation engineering, you often encounter repetitive calculation scenarios that can be tedious and error-prone if done manually. One common situation is batch processing sensor data, where you need to apply the same transformation or calibration to a large set of readings from devices deployed in the field. For example, you might have a list of raw temperature readings from multiple sensors, and each reading requires adjustment based on a calibration formula to correct for sensor drift or environmental effects. Automating these calculations with Python not only saves time but also ensures consistency and accuracy in the results.

123456789101112
# Function to calibrate a single sensor reading def calibrate(reading): # Apply a simple calibration formula: corrected_value = raw_value * 1.05 + 2 return reading * 1.05 + 2 # List of raw sensor readings sensor_readings = [20.0, 21.5, 19.8, 22.1, 20.7] # Apply calibration to each reading calibrated_readings = [calibrate(r) for r in sensor_readings] print("Calibrated readings:", calibrated_readings)
copy

When you need to apply the same operation to every item in a collection, Python's list comprehensions offer a concise and efficient way to handle batch operations. List comprehensions allow you to process lists in a single line of code, making your scripts easier to read and often faster than using traditional for loops. This is particularly useful in automation engineering, where you might need to process hundreds or thousands of data points quickly and reliably.

12345678910
# Using a for loop to calibrate sensor readings calibrated_readings_loop = [] for r in sensor_readings: calibrated_readings_loop.append(calibrate(r)) # Using a list comprehension to do the same thing calibrated_readings_comp = [calibrate(r) for r in sensor_readings] print("With for loop:", calibrated_readings_loop) print("With list comprehension:", calibrated_readings_comp)
copy

1. What is a list comprehension used for in Python?

2. Why might an automation engineer prefer automating calculations with Python?

3. Fill in the blank: [calibrate(x) for x in readings] applies the function ___ to each reading.

question mark

What is a list comprehension used for in Python?

Select the correct answer

question mark

Why might an automation engineer prefer automating calculations with Python?

Select the correct answer

question-icon

Fill in the blank: [calibrate(x) for x in readings] applies the function ___ to each reading.

Tudo estava claro?

Como podemos melhorá-lo?

Obrigado pelo seu feedback!

Seção 1. Capítulo 4
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