Python
14 practice items · needed by 6 roles
Easy 5Medium 5Hard 4
Practice questions
- Python default list surpriseeasy
- A script that hangs forevermedium
- Parsing a JSON reply in Pythoneasy
- Tracing a retry helpermedium
- Cosine of a scaled vectormedium
- Splitting requests into batchesmedium
- More threads, no extra throughputhard
- State leaking between requestshard
- Counting missing values in pandaseasy
- Total sales per city in pandaseasy
- Rows after a pandas left mergemedium
- Filtering NaN with == in pandashard
- A CSV bigger than memoryeasy
- A slow Python UDF in PySparkhard