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Vowel count

qwen2.5-coder-3b Pythononeshotrun 1sample 02.0s wall

← run 1 · raw JSON · challenge definitions

tests (60%)5/5 passed
deliverables (20%)100%
content checks (20%)100%

01 what the model was asked

Create vowels.py with exactly one function:

count_vowels(text: str) -> int
    Return how many characters of text are vowels (a, e, i, o, u), counting both uppercase and lowercase.

Use only the Python standard library.
required deliverables + checks
✓deliverable: vowels.py
✓vowels.py must contain “def count_vowels”
pytest suite it was graded against
test_vowels.py · 21 lines · 329 B
from vowels import count_vowels  def test_basic():    assert count_vowels("hello") == 2  def test_empty():    assert count_vowels("") == 0  def test_uppercase():    assert count_vowels("AEIOU") == 5  def test_no_vowels():    assert count_vowels("xyz") == 0  def test_mixed():    assert count_vowels("Programming") == 3

02 what it did — full transcript

promptthe exact instruction sent to the model
view full prompt
You are completing a coding task in one shot. Write complete files that satisfy the spec below. Tests (pytest) will be run against your files; you cannot run them yourself.

Reply with ONE JSON object and nothing else:
{"files": {"<relative path>": "<complete file content>", ...}}

Required deliverable files: vowels.py

SPEC:
Create vowels.py with exactly one function:

count_vowels(text: str) -> int
    Return how many characters of text are vowels (a, e, i, o, u), counting both uppercase and lowercase.

Use only the Python standard library.
reply60 tokens
view raw reply
```json
{
  "files": {
    "vowels.py": "def count_vowels(text: str) -> int:\n    vowels = 'aeiouAEIOU'\n    return sum(1 for char in text if char in vowels)"
  }
}
```
write_filevowels.py · 114 B
graded 100.05 passed, 0 failed

03 what it wrote

1
files
3
lines
3
source lines
1
functions
0
classes
3
cyclomatic
1
max nesting
3.0
avg fn lines

stdlib imports: none

FileLOCSLOC FnsComplexityDepthImports
vowels.py33131—
vowels.py · 3 lines · 114 B
def count_vowels(text: str) -> int:    vowels = 'aeiouAEIOU'    return sum(1 for char in text if char in vowels)

04 how it was graded

✓ ok 5/5 passed
1
model calls
0
invalid actions
0
self test runs
60
tokens out
—
tokens in
2.0s
wall time

agent actions: —

final pytest output
[re-executed at publish time]
.....                                                                    [100%]
5 passed in 0.00s