[Solved] Identify the error in this code snippet:base_prompt = PromptTemplate(template="{greeting}, {name}!") partial_prompt = base_prompt.partial(greeting) print(partial_prompt.format(name="Sam")) | LangChain

LangChain - Prompt Templates

Identify the error in this code snippet:

base_prompt = PromptTemplate(template="{greeting}, {name}!")
partial_prompt = base_prompt.partial(greeting)
print(partial_prompt.format(name="Sam"))

AMissing value for 'greeting' in partial() call

BIncorrect method name, should be set_partial()

Cformat() missing required argument 'name'

DNo error, code runs fine

Step-by-Step Solution

Solution:

Step 1: Check partial() usage
partial() requires keyword arguments to fill variables, but 'greeting' is passed without a value.
Step 2: Identify missing value error
Passing just 'greeting' causes a syntax or runtime error because value is missing.
Final Answer:
Missing value for 'greeting' in partial() call -> Option A
Quick Check:
partial() needs variable=value pairs [OK]

Quick Trick: partial() needs variable=value pairs [OK]

Common Mistakes:

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