konjac commented on code in PR #1015:
URL:
https://github.com/apache/datafusion-python/pull/1015#discussion_r1959678559
##########
src/dataframe.rs:
##########
@@ -90,8 +91,16 @@ impl PyDataFrame {
}
fn __repr__(&self, py: Python) -> PyDataFusionResult<String> {
- let df = self.df.as_ref().clone().limit(0, Some(10))?;
- let batches = wait_for_future(py, df.collect())?;
+ let df = self.df.as_ref().clone();
+
+ let stream = wait_for_future(py,
df.execute_stream()).map_err(py_datafusion_err)?;
+
+ let batches: Vec<RecordBatch> = wait_for_future(
+ py,
+ stream.take(10).collect::<Vec<_>>())
+ .into_iter()
+ .collect::<Result<Vec<_>,_>>()?;
+
Review Comment:
@timsaucer I think enhancement could be a separate issue #1026
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