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Add VIIRS EDR AOD quality filter flag #674

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merged 1 commit into from
Jan 10, 2024
Merged

Add VIIRS EDR AOD quality filter flag #674

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24 changes: 23 additions & 1 deletion polar2grid/readers/viirs_edr.py
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Original file line number Diff line number Diff line change
Expand Up @@ -82,7 +82,7 @@
"""
from __future__ import annotations

from argparse import ArgumentParser, _ArgumentGroup
from argparse import ArgumentParser, _ArgumentGroup, BooleanOptionalAction
from typing import Optional

from satpy import DataQuery
Expand Down Expand Up @@ -149,4 +149,26 @@ def add_reader_argument_groups(
if group is None:
group = parser.add_argument_group(title="VIIRS EDR Reader")

group.add_argument(
"--filter-veg",
action=BooleanOptionalAction,
default=True,
help="Filter vegetation index variables by various quality flags. Default is enabled.",
)
group.add_argument(
"--aod-qc-filter",
default=1,
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Default is 1 like you mentioned in the related issue @kathys so that should include medium and high quality data. If that sounds good to you then I'll merge this. Oh...except I'll need to make sure the Satpy PR is merged first.

type=_int_or_none,
choices=[None, 0, 1, 2, 3],
help="Filter AOD550 variable by QCAll variable. Value specifies the maximum "
"quality to include (0-high, 1-medium, 2-low, 3-no retrieval). Defaults to "
"1 which means medium and high quality data are included.",
)

return group, None


def _int_or_none(value: str) -> None | int:
if value.lower() == "none":
return None
return int(value)