Configuration#

There are numerous variables you can use to change the onetick.py behavior.

Some of them are optional and have a working defaults, but some of them need to be set manually.

These configuration options can be set:

via environment variables before the start of the python process
using otp.config properties after importing onetick.py module

The full list of onetick.py configuration options can be found here: otp.config

name	default	description
`OTP_DEFAULT_TZ`	Local timezone of your machine	Default timezone that’s used for every query run, for example `otp.run`. Could be set in code using the `otp.config['tz']`
`OTP_DEFAULT_START_TIME`		Default start time that’s used for every query run, for example `otp.run`. Could be set in code using the `otp.config['default_start_time']`
`OTP_DEFAULT_END_TIME`		Default end time that’s used for every query run, for example `otp.run`. Could be set in code using the `otp.config['default_end_time']`
`OTP_CONTEXT`	`DEFAULT`	Default context that’s used for every query run, for example `otp.run` Could be set in code using the `otp.config['context']`
`OTP_DEFAULT_CONCURRENCY`	Machine’s number of cores or other system-dependent value.	Default maximum number of cpu cores that’s used for every query run, for example `otp.run` Could be set in code using the `otp.config['default_concurrency']`
`OTP_DEFAULT_BATCH_SIZE`	`1`	Default maximum number of symbols to process at once, for example `otp.run` Could be set in code using the `otp.config['default_batch_size']`
`OTP_DEFAULT_DB`		Default database from the current context that’s used as a placeholder for a query run. Could be set in code using the `otp.config['default_db']`
`OTP_DEFAULT_SYMBOL`		Default symbol in the database that’s used as a placeholder for a query run. Could be set in code using the `otp.config['default_symbol']`
`OTP_BASE_FOLDER_FOR_GENERATED_RESOURCE`	python tempdir	Folder where are saved intermediate queries and resources that could appear during a query run.
`OTP_DEFAULT_LICENSE_DIR`		Default license directory’s path that’s used for every query run. If not set the default OneTick license directory for the system is used.
`OTP_DEFAULT_LICENSE_FILE`		Default license file’s path that’s used for every query run. If not set the default OneTick license file for the system is used.
`OTP_DEFAULT_FAULT_TOLERANCE`	`FALSE`	Default value for `USE_FT` query property.