Partial prompt templates in LangChain - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to create a partial prompt template with a fixed variable.

LangChain

from langchain.prompts import PromptTemplate

partial_prompt = PromptTemplate.from_template("Hello, my name is [1].")

Drag options to blanks, or click blank then click option'

Aname

Bage

Clocation

Dhobby

Attempts:

3 left

💡 Hint

Common Mistakes

Using unrelated variables like 'age' or 'location' in the greeting.

The variable 'name' fits the template context for introducing yourself.

2fill in blank

medium

Complete the code to create a partial prompt template with a fixed variable value.

LangChain

from langchain.prompts import PromptTemplate

partial_prompt = PromptTemplate(
    input_variables=["name", "age"],
    template="My name is {name} and I am [1] years old."
)

Drag options to blanks, or click blank then click option'

Aname

Bage

Clocation

Dhobby

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'name' instead of 'age' in the age placeholder.

The template refers to the age variable for the years old part.

3fill in blank

hard

Fix the error in the code by filling the missing method to create a partial prompt template.

LangChain

from langchain.prompts import PromptTemplate

base_prompt = PromptTemplate(template="Hello {name}, you are {age} years old.", input_variables=["name", "age"])

partial_prompt = base_prompt.[1](partial_variables={"name": "Alice"})

Drag options to blanks, or click blank then click option'

Aformat

Bcopy

Cpartial

Dreplace

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'copy' or 'format' which do not fix variables in the prompt.

The 'partial' method creates a new prompt with some variables fixed.

4fill in blank

hard

Fill both blanks to create a partial prompt template and format it with the remaining variable.

LangChain

from langchain.prompts import PromptTemplate

base_prompt = PromptTemplate(template="Hello {name}, you live in {city}.", input_variables=["name", "city"])

partial_prompt = base_prompt.[1](partial_variables={"name": "Bob"})

result = partial_prompt.[2]({"city": "Paris"})

Drag options to blanks, or click blank then click option'

Apartial

Bformat

Ccopy

Drender

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'copy' instead of 'partial' or 'render' instead of 'format'.

Use 'partial' to fix 'name', then 'format' to fill 'city' and get the final string.

5fill in blank

hard

Fill all three blanks to create a partial prompt, format it, and print the result.

LangChain

from langchain.prompts import PromptTemplate

base_prompt = PromptTemplate(template="{greeting}, {name}! Welcome to {place}.", input_variables=["greeting", "name", "place"])

partial_prompt = base_prompt.[1](partial_variables={"greeting": "Hi"})

formatted = partial_prompt.[2]({{"name": "Eve", "place": "Wonderland"}})

print([3])

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Apartial

Bformat

Cformatted

Dresult

Attempts:

3 left

💡 Hint

Common Mistakes

Printing the wrong variable or using incorrect methods for partial or formatting.

Use 'partial' to fix greeting, 'format' to fill name and place, then print the formatted string.