TimeCustomerData Class  
Represents a customer dataset with time.
Initialize with customer data frame.
Constructor
TimeCustomerData(_data)Parameters
| Name | Description | 
|---|---|
| _data 
				Required
			 | A data frame. | 
Methods
| extend_time_column | Extend time column into datetime format if necessary. | 
| filter | Filter datetime. | 
extend_time_column
Extend time column into datetime format if necessary.
extend_time_column(env: SparkEnv | PandasEnv)Parameters
| Name | Description | 
|---|---|
| env 
				Required
			 |  | 
filter
Filter datetime.
filter(env: SparkEnv | PandasEnv, min_date: datetime, max_date: datetime)Parameters
| Name | Description | 
|---|---|
| env 
				Required
			 |  | 
| min_date 
				Required
			 |  | 
| max_date 
				Required
			 |  |