## Electricity Price Prediction Configuration

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:::{table} elecprice
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:align: left

| Name | Environment Variable | Type | Read-Only | Default | Description |
| ---- | -------------------- | ---- | --------- | ------- | ----------- |
| charges_kwh | `EOS_ELECPRICE__CHARGES_KWH` | `Optional[float]` | `rw` | `None` | Electricity price charges [€/kWh]. Will be added to variable market price. |
| elecpriceimport | `EOS_ELECPRICE__ELECPRICEIMPORT` | `ElecPriceImportCommonSettings` | `rw` | `required` | Import provider settings. |
| energycharts | `EOS_ELECPRICE__ENERGYCHARTS` | `ElecPriceEnergyChartsCommonSettings` | `rw` | `required` | Energy Charts provider settings. |
| provider | `EOS_ELECPRICE__PROVIDER` | `Optional[str]` | `rw` | `None` | Electricity price provider id of provider to be used. |
| vat_rate | `EOS_ELECPRICE__VAT_RATE` | `Optional[float]` | `rw` | `1.19` | VAT rate factor applied to electricity price when charges are used. |
:::
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**Example Input/Output**
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```json
   {
       "elecprice": {
           "provider": "ElecPriceAkkudoktor",
           "charges_kwh": 0.21,
           "vat_rate": 1.19,
           "elecpriceimport": {
               "import_file_path": null,
               "import_json": null
           },
           "energycharts": {
               "bidding_zone": "DE-LU"
           }
       }
   }
```
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### Common settings for Energy Charts electricity price provider

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:::{table} elecprice::energycharts
:widths: 10 10 5 5 30
:align: left

| Name | Type | Read-Only | Default | Description |
| ---- | ---- | --------- | ------- | ----------- |
| bidding_zone | `<enum 'EnergyChartsBiddingZones'>` | `rw` | `EnergyChartsBiddingZones.DE_LU` | Bidding Zone: 'AT', 'BE', 'CH', 'CZ', 'DE-LU', 'DE-AT-LU', 'DK1', 'DK2', 'FR', 'HU', 'IT-NORTH', 'NL', 'NO2', 'PL', 'SE4' or 'SI' |
:::
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**Example Input/Output**
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```json
   {
       "elecprice": {
           "energycharts": {
               "bidding_zone": "AT"
           }
       }
   }
```
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### Common settings for elecprice data import from file or JSON String

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:::{table} elecprice::elecpriceimport
:widths: 10 10 5 5 30
:align: left

| Name | Type | Read-Only | Default | Description |
| ---- | ---- | --------- | ------- | ----------- |
| import_file_path | `Union[str, pathlib.Path, NoneType]` | `rw` | `None` | Path to the file to import elecprice data from. |
| import_json | `Optional[str]` | `rw` | `None` | JSON string, dictionary of electricity price forecast value lists. |
:::
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**Example Input/Output**
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```json
   {
       "elecprice": {
           "elecpriceimport": {
               "import_file_path": null,
               "import_json": "{\"elecprice_marketprice_wh\": [0.0003384, 0.0003318, 0.0003284]}"
           }
       }
   }
```
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