% operator in python over string

Question

What does the following Python statement mean?

send_data=""
str_len = "%#04d" % (len(send_data)/2)

vaultah · Accepted Answer · 2015-07-22 14:51:16Z

4

This sets str_len to show half the length of send_data, padded with zeros to be four characters right. The % character is carrying out interpolation. See the printf-style String Formatting section of the documentation.

edited Jul 22, 2015 at 14:51

vaultah

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answered Oct 12, 2009 at 8:53

Peter

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