def save_touchstone(db, filename, sep="\t", format="RI"):
"""Write a Datablock to a touchstone-format file with name filename.
"""
fmt = format.upper()
if fmt not in ["RI", "MA", "DB"]:
raise TouchstoneError(f'Format {fmt} unknown, use "RI", "MA" or "DB"')
with open(filename, "w") as fil:
for comment in db.comments.fullcomments:
print(f"!{comment}", file=fil)
for k, v in db.vardata.items():
if v.shape == ():
print(f"!{k}: {v.outputformat}", file=fil)
print(f"#HZ S {fmt} R 50", file=fil)
header, columns = make_col_from_matrix([db.S.dims[0].name, "S"],
[hfarray(db.S.dims[0]), db.S],
"%s[%s,%s]",
fortranorder=True)
fmts = [x.outputformat for x in columns]
out = []
for row in zip(*columns):
rowout = []
for elem, numfmt in zip(row, fmts):
if iscomplexobj(elem):
if fmt == "RI":
rowout.append(numfmt % elem.real)
rowout.append(numfmt % elem.imag)
elif fmt == "MA":
rowout.append(numfmt % abs(elem))
rowout.append(numfmt % np.angle(elem, deg=True))
elif fmt == "DB":
rowout.append(numfmt % dB(elem))
rowout.append(numfmt % np.angle(elem, deg=True))
else:
raise TouchstoneError(
"Format error unknown format {fmt}")
else:
rowout.append(numfmt % elem)
out.append(rowout)
for rad in pad_columns(out):
print(*rad, sep=sep, file=fil)
def save_touchstone(db, filename, sep="\t", format="RI"):
"""Write a Datablock to a touchstone-format file with name filename.
"""
fmt = format.upper()
if fmt not in ["RI", "MA", "DB"]:
raise TouchstoneError(f'Format {fmt} unknown, use "RI", "MA" or "DB"')
with open(filename, "w") as fil:
for comment in db.comments.fullcomments:
print(f"!{comment}", file=fil)
for k, v in db.vardata.items():
if v.shape == ():
print(f"!{k}: {v.outputformat}", file=fil)
print(f"#HZ S {fmt} R 50", file=fil)
header, columns = make_col_from_matrix([db.S.dims[0].name, "S"], [hfarray(db.S.dims[0]), db.S],
"%s[%s,%s]", fortranorder=True)
fmts = [x.outputformat for x in columns]
out = []
for row in zip(*columns):
rowout = []
for elem, numfmt in zip(row, fmts):
if iscomplexobj(elem):
if fmt == "RI":
rowout.append(numfmt % elem.real)
rowout.append(numfmt % elem.imag)
elif fmt == "MA":
rowout.append(numfmt % abs(elem))
rowout.append(numfmt % np.angle(elem, deg=True))
elif fmt == "DB":
rowout.append(numfmt % dB(elem))
rowout.append(numfmt % np.angle(elem, deg=True))
else:
raise TouchstoneError("Format error unknown format {fmt}")
else:
rowout.append(numfmt % elem)
out.append(rowout)
for rad in pad_columns(out):
print(*rad, sep=sep, file=fil)
def test_2(self):
self.assertEqual(hfmath.dB(100), 40)
def test_1(self):
self.assertEqual(hfmath.dB(.01 + 0j), -40)