def tag_from_key(key):
""" return tag from key
Tries to convert key to bytes, and return the string
enclosed by '{' and '}', if any.
If there is no pair of curly braces enclosing a string,
the key, converted to bytes, is returned.
:param key: str, bytes
:return: bytes
"""
key = to_bytes(key)
lcb = key.find(b'{')
rcb = key.find(b'}')
if not (lcb >= 0 and rcb >= 0):
return key
else:
return key[lcb+1:rcb]
def tag_from_key(key):
""" return tag from key
Tries to convert key to bytes, and return the string
enclosed by '{' and '}', if any.
If there is no pair of curly braces enclosing a string,
the key, converted to bytes, is returned.
:param key: str, bytes
:return: bytes
"""
key = to_bytes(key)
lcb = key.find(b'{')
rcb = key.find(b'}')
if not (lcb >= 0 and rcb >= 0):
return key
else:
return key[lcb+1:rcb]
def test_bytes(self):
expected = b'0815'
result = to_bytes(b'0815')
self.assertEqual(result, expected)
def test_float(self):
expected = b'0.815'
result = to_bytes(0.815)
self.assertEqual(result, expected)
def test_str(self):
expected = b'\xc3\xbc\xc3\x9f_blarg'
result = to_bytes('üß_blarg')
self.assertEqual(result, expected)
def test_int(self):
expected = b'512'
result = to_bytes(512)
self.assertEqual(result, expected)
def test_bytes(self):
expected = b'0815'
result = to_bytes(b'0815')
self.assertEqual(result, expected)
def test_str(self):
expected = b'\xc3\xbc\xc3\x9f_blarg'
result = to_bytes('üß_blarg')
self.assertEqual(result, expected)
def test_float(self):
expected = b'0.815'
result = to_bytes(0.815)
self.assertEqual(result, expected)
def test_int(self):
expected = b'512'
result = to_bytes(512)
self.assertEqual(result, expected)
