def get_zone_from_name(s: str) -> Number:
split_string = s.lower().rsplit('u', 1)
c = len(split_string)
if c == 2:
s = split_string[1]
elif c != 0:
return 0
zone = num_or_none(s)
if zone is None:
return 0
return zone
def test_utils_py_0():
for b in (False, 'False', 'OfF', 'no'):
assert not base.is_true(b)
for b in (True, 'TruE', 'ON', 'yes'):
assert base.is_true(b)
assert base.enum_to_str(Extent.UNION) == 'UNION'
assert base.enum_to_str('UNION') == 'UNION'
filename = Path('abc') / Path('def') / Path('a.txt')
assert base.is_path_like(Path(filename))
assert base.is_path_like(str(filename))
assert not base.is_path_like(None)
assert not base.is_path_like([filename])
assert base.get_suffix(filename) == '.txt'
assert base.get_extension(filename) == 'txt'
for idx, b in enumerate((0x23, 0xc1, 0xab, 0x00)):
byte = base.get_byte(0xab_c1_23, idx)
assert byte == b
assert base.path_join(filename, 'a', 'b') == str(filename / 'a' / 'b')
assert base.num(42) == 42
assert base.num('42') == 42
assert isinstance(base.num('42'), int)
assert base.num(42.0) == 42.0
assert base.num('42.0') == 42.0
assert isinstance(base.num('42.0'), float)
assert base.num('42.') == 42.0
assert isinstance(base.num('42.'), float)
assert base.num(42.5) == 42.5
assert base.num('42.5') == 42.5
assert base.num_or_none('') is None
assert base.num_or_none(None) is None
assert base.num_or_none('1a') is None
assert base.num_or_none('42') == 42
assert base.num_or_none('42.0') == 42.0
def polar_deg(polarity: MaybeSequence[Union[str, bool, Real,
RadioPolarity]]):
if isinstance(polarity, SequenceNotString.__args__):
return [RadioParams.polar_deg(p) for p in polarity]
if isinstance(polarity, (RadioPolarity, bool)):
return 90 if polarity else 0
if isinstance(polarity, str):
p = num_or_none(polarity)
if p is not None:
return p
p = polarity[0].lower()
return 90 if p in ['v', 't'] else 0
if not polarity:
return 0
return polarity
def parse_proj_string_and_zone(
talos_pj: Optional[Union[str, Real]],
zone: Optional[Real] = None,
ED50_towgs84='-87,-98,-121') -> Tuple[str, Real]:
# '+proj=tmerc +k=0.9996 +lon_0={} +x_0=500000 +datum=WGS84 +units=m +no_defs'
# '+proj=tmerc +k=0.9996 +lon_0={} +x_0=500000 +ellps=intl +towgs84=x,y,z +units=m +no_defs'
#
# '+proj=utm +zone={} +datum=WGS84 +units=m +no_defs'
# '+proj=utm +zone={} +ellps=intl +towgs84=x,y,z +units=m +no_defs'
#
# '+proj=latlong +datum=WGS84 +no_defs'
# '+proj=latlong +ellps=intl +towgs84=x,y,z +no_defs'
pj_string = None
if zone is None:
number = num_or_none(talos_pj)
if number is not None:
if isinstance(number, int) and number > 100:
pj_string = '+init=epsg:{}'.format(number)
else:
zone = number
else:
zone = get_zone_from_name(talos_pj)
if pj_string is None and isinstance(talos_pj, str):
if talos_pj.startswith('+'):
pj_string = talos_pj
elif talos_pj.lower().startswith('epsg'):
pj_string = '+init=' + talos_pj
if pj_string is None:
if isinstance(talos_pj, str) and talos_pj[0].lower() == 'e':
datum_str = '+ellps=intl +towgs84=' + ED50_towgs84
else:
datum_str = '+datum=WGS84'
pj_string = proj_string_from_utm_zone(zone=zone, datum_str=datum_str)
return pj_string, zone
