add simpletest

Author: brentru

examples/binascii_simpletest.py

@@ -6,7 +6,9 @@
 # Get the hexadecimal representation of the binary data
 hex_data = hexlify(data)
 # Verify data
-assert hex_data == b"43697263756974507974686f6e20697320417765736f6d6521", "hexlified data does not match expected data."
+assert (
+    hex_data == b"43697263756974507974686f6e20697320417765736f6d6521",
+), "hexlified data does not match expected data."
 
 # Get the binary data represented by hex_data
 bin_data = unhexlify(hex_data)
@@ -17,4 +19,4 @@
 assert b2a_base64(b"Blinka") == b"Qmxpbmth\n", "Expected base64 coding does not match."
 
 # Convert a block of base64 data back to binary data.
-assert a2b_base64(b"Qmxpbmth\n") == b"Blinka", "Expected binary data does not match."
+assert a2b_base64(b"Qmxpbmth\n") == b"Blinka", "Expected binary data does not match."