generated: '2026-07-22'
method: searched
source: https://docs.pip.distribution.sol.onetick.com/static/changelog.html
scheme: keep-a-changelog style (Added/Changed/Fixed/Removed) with three-part
  versions (1.NNN.0), roughly weekly releases
current_version: 1.204.0
scope: onetick-py (the official Python client for OneTick / OneTick Cloud); the
  OneTick server itself uses dated release trains (e.g. rel_20260420_update2)
entries:
- version: 1.201.0
  date: '2026-06-29'
  breaking: false
  highlights:
  - Removed use of SOME_DB, TRAIN_A_PRL_TRD and US_COMP databases
  - Allow using cloud server in doctests
  - Use authentication parameters when calling compatibility checks
  - Do not rewrite SYMBOL_NAME column in otp.LoadTicksFromDataFrame
- version: 1.200.0
  date: '2026-06-22'
  breaking: false
  highlights:
  - Add pyarrow output mode to otp.run WebAPI mode
  - Rework otp.compatibility module; drop compatibility checks for unsupported old
    OneTick versions
  - Don't show entitlement warnings when getting database schema
- version: 1.199.0
  date: '2026-06-15'
  breaking: false
  highlights:
  - Support returning long values in return statements in per-tick script
  - Add query_properties parameter to database inspection functions
  - Add cache for access token in WebAPI mode
- version: 1.198.0
  date: '2026-06-08'
  breaking: false
  highlights:
  - Add llms.txt file to the documentation
  - Set readable_only to False by default in otp.databases
- version: 1.197.0
  date: '2026-06-02'
  breaking: true
  highlights:
  - Add support of FSQ for CEP queries
  - Added otp.ReadFromKdb
  - Add otp.QueryParameters and query_parameters parameter for all otp.Source classes
  - Removed parameter raw from otp.Source.to_otq function
- version: 1.196.0
  date: '2026-05-11'
  breaking: false
  highlights:
  - Added otp.Source.value_present and otp.Source.print_otq()
  - Add parameter preserve_decimal_flag to otp.run
  - Fix setting wrong http_address in WebAPI mode