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What is the role of the receiver decorator in Django signal handling?

easy📝 Conceptual Q1 of 15
Django - Signals
What is the role of the receiver decorator in Django signal handling?
AIt creates a new signal type in Django.
BIt sends a signal to all connected functions.
CIt connects a function to a signal so it runs when the signal is sent.
DIt unregisters a signal handler from a signal.
Step-by-Step Solution
Solution:

  1. Step 1: Understand the purpose of the receiver decorator

    The receiver decorator is used to connect a function to a specific signal in Django.

  2. Step 2: Explain the effect of using the receiver decorator

    When the signal is sent, all functions decorated with receiver for that signal are called automatically.

  3. Final Answer:

    It connects a function to a signal so it runs when the signal is sent. -> Option C

  4. Quick Check:

    receiver decorator = connects handler [OK]
Quick Trick: receiver decorator links function to signal [OK]
Common Mistakes:
MISTAKES
  • Thinking receiver sends signals
  • Confusing receiver with unregistering handlers
  • Assuming receiver creates new signals

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