read(size=-1)

[Steve Holden]

7stud wrote:
> Suppose I write:
> 
> f = open("myimg.jpg")
> f.read(10)
> 
> 
> According to the docs,
> -----------
> read([size])
> 
> Read at most size bytes from the file....The bytes are returned as a
> string object.
> ----------
> 
> How does python convert a byte to a string?
> 
Each byte of the file occupies one character in the string. As you could 
have found out (more quickly than posting!) by actually typing your 
example into an interpreter.

 >>> f = open('desktop01-real.jpg')
 >>> f.read(10)
'\xff\xd8\xff\xe0\x00\x10JFIF'
 >>>

regards
  Steve
-- 
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