Challenge
Sensible defaults
Give send_command(cmd, retries=3, timeout=5.0) default values so callers only pass what differs, call it three different ways, then add a new priority parameter without breaking any existing call.
Results for “def”
Showing 1–10 of 71
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Challenge
Settings with defaults
Build a user's settings by copying the defaults and laying their own values on top with update(), so any setting they haven't changed falls back, then warn about unknown keys instead of saving them.
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Challenge
Shared default list
…log=[]) remembers samples from earlier calls, because the default list is created once and shared. Predict it, prove the calls share one list, fix it with None as the default, then write a function…
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Example
Default Parameter Values
Parameters can have default values. Used when argument is not provided.
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Example
Creating Simple Functions
Functions group code for reuse. Defining functions with def keyword.
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Quiz
Python Functions Quiz
Free beginner quiz on Python functions: 15 questions on def, return, arguments, default values, *args, scope and docstrings. Instant answers.
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Challenge
Guard clauses
…same, then add a new docking rule as one more guard with a default parameter.
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Challenge
Prove the fix
…the fixed add_sample() that would have caught the shared default list, then add checks that a log passed in is still the one that gets the sample, so a "fix" that breaks that can't pass either.
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Challenge
Missing field
…it, check the keys with in, fix it with get() and a default, then print a list of launches with defaults for any missing field.
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Challenge
Log formatter function
…stay exactly the same: [T+00:12:05] INFO Engines nominal Define the function at the top: def format_log(t, level, msg): , with return f"..." inside, using its own parameter names. Then…