def validate_datapoint(value):
if isinstance(value, dict):
return cv.Schema({
cv.Required(CONF_FROM): cv.float_,
cv.Required(CONF_TO): cv.float_,
})(value)
value = cv.string(value)
if "->" not in value:
raise cv.Invalid("Datapoint mapping must contain '->'")
a, b = value.split("->", 1)
a, b = a.strip(), b.strip()
return validate_datapoint({CONF_FROM: cv.float_(a), CONF_TO: cv.float_(b)})
def parse_latlon(value):
if isinstance(value, str) and value.endswith("°"):
# strip trailing degree character
value = value[:-1]
try:
return cv.float_(value)
except cv.Invalid:
pass
value = cv.string_strict(value)
m = LAT_LON_REGEX.match(value)
if m is None:
raise cv.Invalid("Invalid format for latitude/longitude")
sign = m.group(1)
deg = m.group(2)
minute = m.group(3)
second = m.group(4)
d = m.group(5)
val = float(deg or 0) + float(minute or 0) / 60 + float(second or 0) / 3600
if sign == "-":
val *= -1
if d and d in "SW":
val *= -1
return val
