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feat(workflow-operator): export the CSV sources as Python - #8341

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kz930 wants to merge 46 commits into

apache:mainfrom

kz930:feat/standalone-sources

Commits on Sep 1, 2026
- feat(workflow-compiling-service): export a workflow as a standalone Python script
  
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- test(workflow-compiling-service): run an operator both ways and compare the files
  
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- test(workflow-compiling-service): verify a generated script against the operator it came from
  
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Commits on Sep 2, 2026
- Merge remote-tracking branch 'upstream/main' into feat/standalone-sources
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- feat(workflow-operator): export the source operators as Python
  
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- ci: give the verify spec a job with an interpreter, and keep it out of the one without
  
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- Merge remote-tracking branch 'myfork/feat/standalone-verify-harness' into feat/standalone-sources
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- test(verify): pin the no-generator case to an operator that can never have one
  
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- chore: leave the harness to the change that introduces it
  
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- Merge upstream/main
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- chore: leave the two verify files to #8327 as well
  
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Commits on Sep 9, 2026
- fix(operator): slice the raw lines before converting them
  
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  73375b9
Commits on Sep 10, 2026
- fix(operator): read a CSV the way the parser does, not the way pandas does
  
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  cb23c1e
- fix(operator): take the row's first string field as the file to scan
  
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  c2e2eb3
- fix(operator): decode a fetched body by replacement, as the executor does
  
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  1c0405f
- fix(operator): slice a JSONL file's lines before parsing them
  
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  208816d
- fix(operator): take a CSV's column names from the schema
  
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  566aa15
- test(operator): assert the column names the CSV reader now writes
  
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Commits on Sep 11, 2026
- Merge remote-tracking branch 'upstream/main' into HEAD
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  14b5571
Commits on Sep 15, 2026
- Merge branch 'main' into feat/standalone-sources
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  authored
  832b914
Commits on Sep 18, 2026
- fix(operator): read an Arrow file into the dtypes that keep its nulls
  
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  edf46a4
- test(operator): pin that an Arrow read keeps a missing value apart from a NaN
  
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  fe5e8c0
- fix(workflow-operator): follow the native readers in the exported sources
  
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  32173ef
- Merge remote-tracking branch 'myfork/feat/standalone-sources' into feat/standalone-sources
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  292ddbe
- feat(workflow-operator): clamp the exported scan window at zero
  
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  d938d35
- fix(workflow-operator): give a flattened array the executor's column names
  
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  a2290cd
Commits on Sep 19, 2026
- fix(operator): order the exported JSONL read the way the schema does
  
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  2ef4c15
- fix(operator): read an Arrow file's narrow numeric widths on both paths
  
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  46e62a8
- fix(operator): read an Arrow file's unsigned integers as the numbers they count to
  
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  b310855
- fix(workflow-operator): count the end of an exported scan window in Long
  
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  3700e19
- fix(operator): decode a file scan with the charset its Encoding field names
  
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  d8a9d13
- fix(operator): name the file each line came from when a file scan was asked to
  
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  95ab40c
- fix(operator): type a flattened JSONL timestamp as the schema declares it
  
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  f3d0db2
- fix(operator): keep a file's columns when its scan window asks for no rows
  
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  3d1a4be
Commits on Sep 21, 2026
- fix(operator): read every column an Arrow file states, index or not
  
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  ce52ee2
- fix(operator): read an Arrow file's columns under the names it states
  
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  ce2e484
Commits on Sep 23, 2026
- fix(operator): read a zoned Arrow timestamp as the wall clock it holds
  
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  719cb93
- fix(operator): ask pandas for a CSV column's type by its position
  
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  5bc1a0d
- fix(operator): keep a JSONL boolean with a missing key boolean
  
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  053a6fd
Commits on Sep 24, 2026
- Merge upstream/main into feat/standalone-sources
  
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  6d36af8
Commits on Sep 25, 2026
- fix(operator): read what the executor reads in the exported sources
  
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  07798b7
Commits on Sep 27, 2026
- fix(operator): read timestamps as the engine does, and hand Python a zoneless microsecond timestamp
  
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  f874af5
- refactor(operator): leave the JSONL, Arrow and line sources to the two PRs that follow
  
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  7ed4f40
Commits on Oct 1, 2026
- Merge upstream/main into feat/standalone-sources
  
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  committed
  6b0a3b5
Commits on Oct 5, 2026
- Merge upstream/main into feat/standalone-sources
  
  kz930
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  claude
  committed
  37f8cc2
Commits on Oct 8, 2026
- fix(workflow-operator): read no rows when a headerless CSV offset passes the end
  
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  committed
  280aaeb

Commits

Commits on Sep 1, 2026

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Commits on Sep 27, 2026

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Commits on Oct 8, 2026