circuitpython/tests/basics/bytes.py

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# literals
print(b'123')
print(br'123')
print(rb'123')
print(b'\u1234')
# construction
print(bytes())
print(bytes(b'abc'))
# make sure empty bytes is converted correctly
print(str(bytes(), 'utf-8'))
a = b"123"
print(a)
print(str(a))
print(repr(a))
print(a[0], a[2])
print(a[-1])
print(str(a, "utf-8"))
print(str(a, "utf-8", "ignore"))
try:
str(a, "utf-8", "ignore", "toomuch")
except TypeError:
print("TypeError")
s = 0
for i in a:
s += i
print(s)
print(bytes("abc", "utf-8"))
print(bytes("abc", "utf-8", "replace"))
try:
bytes("abc")
except TypeError:
print("TypeError")
try:
bytes("abc", "utf-8", "replace", "toomuch")
except TypeError:
print("TypeError")
print(bytes(3))
print(bytes([3, 2, 1]))
print(bytes(range(5)))
# Make sure bytes are not mistreated as unicode
x = b"\xff\x8e\xfe}\xfd\x7f"
print(len(x))
print(x[0], x[1], x[2], x[3])
# Make sure init values are not mistreated as unicode chars
# For sequence of known len
print(bytes([128, 255]))
# For sequence of unknown len
print(bytes(iter([128, 255])))
# Shouldn't be able to make bytes with negative length
try:
bytes(-1)
except ValueError:
print('ValueError')