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# test ujson.dump in combination with uio.IOBase
try:
import uio as io
import ujson as json
except ImportError:
try:
import io, json
except ImportError:
print("SKIP")
raise SystemExit
if not hasattr(io, "IOBase"):
print("SKIP")
raise SystemExit
# a user stream that only has the write method
class S(io.IOBase):
def __init__(self):
self.buf = ""
def write(self, buf):
if type(buf) == bytearray:
# uPy passes a bytearray, CPython passes a str
buf = str(buf, "ascii")
self.buf += buf
return len(buf)
# dump to the user stream
s = S()
json.dump([123, {}], s)
print(s.buf)
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