from enum import StrEnum


class InstrumentMode(StrEnum):
    """SAR instrument mode identifiers for Sentinel-1.

    See: https://sentiwiki.copernicus.eu/web/s1-products
    """

    IW = "IW"  # Interferometric Wide swath
    EW = "EW"  # Extra Wide swath
    SM = "SM"  # Stripmap
    WV = "WV"  # Wave
