# Python client library 3.15.0 changelog

## __init__

* Added BalanceTrackingApi to the available APIs.
* Added CommitmentsApi to the available APIs.
* Introduced new models: AlignmentOptionEnum, AmountBase, AssociationRule, BasePeriod, CommitmentCommonErrorResponse, CommitmentCommonErrorResponseErrorsInner, CommitmentStatusEnum, CommonRevenueAttributes, EligibleAccountCondition, EligibleChargeCondition, ExtendedCondition, ExtendedGroupCondition, ExtendedGroupConditionConditionsInner, GetCommitmentBalance, GetCommitmentResponse, GetOrderChargeRemoval, ListCommitmentPeriodOutput, ListCommitmentScheduleOutput, ListCommitmentsOutput, ListPeriods200Response, ListSchedulesByCommitment200Response, PeriodBalance, PeriodBalanceType, PeriodFrequencyEnum, PeriodStatusResponse, ScheduleStatusOutput, SubscriptionRampResponse.


## models/__init__

* Added new model imports: AlignmentOptionEnum, AmountBase, AssociationRule, BasePeriod, CommitmentCommonErrorResponse, CommitmentCommonErrorResponseErrorsInner, CommitmentStatusEnum, CommonRevenueAttributes, EligibleAccountCondition, EligibleChargeCondition, ExtendedCondition, ExtendedGroupCondition, ExtendedGroupConditionConditionsInner, GetCommitmentBalance, GetCommitmentResponse, GetOrderChargeRemoval, ListCommitmentPeriodOutput, ListCommitmentScheduleOutput, ListCommitmentsOutput, ListPeriods200Response, ListSchedulesByCommitment200Response, PeriodBalance, PeriodBalanceType, PeriodFrequencyEnum, PeriodStatusResponse, ScheduleStatusOutput, SubscriptionRampResponse.


## account_billing_and_payment

* Added a new field `bcd_setting_option` to the AccountBillingAndPayment model, allowing developers to specify whether the bill cycle day is set manually or automatically.


## charge_model_product_rate_plan_charge_rest

* Added a new pricing model `Calculated` to the ChargeModelProductRatePlanChargeRest enum.


## charge_removal

* The `charge_number` field is now optional instead of required, which may require developers to handle None values.
* Added `unique_token` as an optional field to represent the charge in the order. Developers can now specify either `chargeNumber` or `uniqueToken`.


## create_product_rate_plan_charge_request

* Added `eligible_account_conditions` and `eligible_charge_conditions` fields to `CreateProductRatePlanChargeRequest` class, allowing conditions to determine eligible accounts and charges for calculated charges.


## get_product_rate_plan_charge_response

* Added `eligible_account_conditions` and `eligible_charge_conditions` fields to the GetProductRatePlanChargeResponse model, allowing conditions to determine eligible accounts and charges for calculated charges.


## get_subscription_rate_plan_charges_with_all_segments

* Added new status values `removedDirectly` and `removedWithRatePlan` to the StatusEnum.
* The status values `removeDirectly` and `deleteWithRatePlan` are deprecated and will be removed in future releases.


## get_subscription_response

* Added a new optional field `ramp` of type `SubscriptionRampResponse` to the GetSubscriptionResponse model.


## order_action_rate_plan_update

* Added `chargeOverrides` field to support charge overrides in the UpdateProduct order action.
* Added `chargeRemovals` field to support charge removals in the UpdateProduct order action.


## order_action_update_product

* Replaced `ChargeRemoval` with `GetOrderChargeRemoval` for `charge_removals`.
* Replaced `ChargeOverride` with `GetChargeOverride` for `charge_overrides`.


## product_rate_plan_charge

* Added `eligible_account_conditions` field to determine which accounts are eligible for calculated charges.
* Added `eligible_charge_conditions` field to determine which charges are eligible to be calculated by this charge.


## product_rate_plan_charge_tier

* Added `minimum_amount` and `maximum_amount` fields to the ProductRatePlanChargeTier model, applicable when the ChargeModel is `Calculated`.


## rate_plan_charge_segment

* Added new status values `removedDirectly` and `removedWithRatePlan` to the StatusEnum.
* The status values `removeDirectly` and `deleteWithRatePlan` are deprecated and will be removed in future releases.


## rate_plan_charge_segment_info

* Added new status values `removedDirectly` and `removedWithRatePlan` to the StatusEnum.
* The status values `removeDirectly` and `deleteWithRatePlan` are deprecated and will be removed in future releases.


## rate_plan_update

* Replaced ChargeRemoval with GetOrderChargeRemoval in `charge_removals` field.
* Replaced ChargeOverride with GetChargeOverride in `charge_overrides` field.


## transfer_payment

* Added `effectiveDate` field to the TransferPayment model, allowing developers to specify the date when the transfer payment takes effect.


## update_product_rate_plan_charge_request

* Added `eligible_account_conditions` field to specify conditions for account eligibility when `ChargeModel` is `Calculated`.
* Added `eligible_charge_conditions` field to specify conditions for charge eligibility when `ChargeModel` is `Calculated`.


## upsert_update_commitment_input

* Added new optional fields for accounting codes and revenue recognition: `adjustmentLiabilityAccountingCode`, `adjustmentRevenueAccountingCode`, `contractAssetAccountingCode`, `contractLiabilityAccountingCode`, `contractRecognizedRevenueAccountingCode`, `deferredRevenueAccountingCode`, `recognizedRevenueAccountingCode`, `revenueRecognitionRule`, `accountReceivableAccountingCode`, `unbilledReceivablesAccountingCode`, `revenueRecognitionTiming`, `revenueAmortizationMethod`.
* Introduced new optional boolean fields: `excludeItemBillingFromRevenueAccounting`, `isAllocationEligible`, `isUnbilled`, `taxable`.
* Added new optional fields for tax handling: `taxCode` and `taxMode`.
* Implemented a field validator for `tax_mode` to ensure it is either `TaxInclusive` or `TaxExclusive`.


## zuora_client

* Added balance_tracking_api method to access BalanceTrackingApi.
* Added commitments_api method to access CommitmentsApi.