micropython: add micropython component

This commit is contained in:
KY-zhang-X
2022-09-29 12:10:37 +08:00
parent 1514f1cb9b
commit dd76146324
2679 changed files with 354110 additions and 0 deletions

View File

@@ -0,0 +1,14 @@
b = bytearray(30)
f = open("io/data/file1", "rb")
print(f.readinto(b))
print(b)
f = open("io/data/file2", "rb")
print(f.readinto(b))
print(b)
# readinto() on writable file
f = open("io/data/file1", "ab")
try:
f.readinto(bytearray(4))
except OSError:
print("OSError")