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pep8 changes

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This commit is contained in:
Matt Soucy 2014-07-27 15:54:17 -04:00
parent b1511f9533
commit 23326f62d4
1 changed files with 56 additions and 39 deletions
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95
other/utils.py
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@ -20,107 +20,121 @@ import random
import string
import struct
def generate_random_str_from_set(ln, chs):
return ''.join(random.choice(chs) for _ in range(ln))
def generate_random_str(ln, chs=""):
return generate_random_str_from_set(ln, chs or (string.ascii_letters + string.digits))
def generate_random_number_str(ln):
return generate_random_str_from_set(ln, string.digits)
def generate_random_hex_str(ln):
return generate_random_str_from_set(ln, string.hexdigits.lower())
# Code: Tetris DS @ 020573F4
def calculate_crc8(input):
crc_table = [ 0x00, 0x07, 0x0E, 0x09, 0x1C, 0x1B, 0x12, 0x15, 0x38, 0x3F, 0x36, 0x31, 0x24, 0x23, 0x2A, 0x2D,
0x70, 0x77, 0x7E, 0x79, 0x6C, 0x6B, 0x62, 0x65, 0x48, 0x4F, 0x46, 0x41, 0x54, 0x53, 0x5A, 0x5D,
0xE0, 0xE7, 0xEE, 0xE9, 0xFC, 0xFB, 0xF2, 0xF5, 0xD8, 0xDF, 0xD6, 0xD1, 0xC4, 0xC3, 0xCA, 0xCD,
0x90, 0x97, 0x9E, 0x99, 0x8C, 0x8B, 0x82, 0x85, 0xA8, 0xAF, 0xA6, 0xA1, 0xB4, 0xB3, 0xBA, 0xBD,
0xC7, 0xC0, 0xC9, 0xCE, 0xDB, 0xDC, 0xD5, 0xD2, 0xFF, 0xF8, 0xF1, 0xF6, 0xE3, 0xE4, 0xED, 0xEA,
0xB7, 0xB0, 0xB9, 0xBE, 0xAB, 0xAC, 0xA5, 0xA2, 0x8F, 0x88, 0x81, 0x86, 0x93, 0x94, 0x9D, 0x9A,
0x27, 0x20, 0x29, 0x2E, 0x3B, 0x3C, 0x35, 0x32, 0x1F, 0x18, 0x11, 0x16, 0x03, 0x04, 0x0D, 0x0A,
0x57, 0x50, 0x59, 0x5E, 0x4B, 0x4C, 0x45, 0x42, 0x6F, 0x68, 0x61, 0x66, 0x73, 0x74, 0x7D, 0x7A,
0x89, 0x8E, 0x87, 0x80, 0x95, 0x92, 0x9B, 0x9C, 0xB1, 0xB6, 0xBF, 0xB8, 0xAD, 0xAA, 0xA3, 0xA4,
0xF9, 0xFE, 0xF7, 0xF0, 0xE5, 0xE2, 0xEB, 0xEC, 0xC1, 0xC6, 0xCF, 0xC8, 0xDD, 0xDA, 0xD3, 0xD4,
0x69, 0x6E, 0x67, 0x60, 0x75, 0x72, 0x7B, 0x7C, 0x51, 0x56, 0x5F, 0x58, 0x4D, 0x4A, 0x43, 0x44,
0x19, 0x1E, 0x17, 0x10, 0x05, 0x02, 0x0B, 0x0C, 0x21, 0x26, 0x2F, 0x28, 0x3D, 0x3A, 0x33, 0x34,
0x4E, 0x49, 0x40, 0x47, 0x52, 0x55, 0x5C, 0x5B, 0x76, 0x71, 0x78, 0x7F, 0x6A, 0x6D, 0x64, 0x63,
0x3E, 0x39, 0x30, 0x37, 0x22, 0x25, 0x2C, 0x2B, 0x06, 0x01, 0x08, 0x0F, 0x1A, 0x1D, 0x14, 0x13,
0xAE, 0xA9, 0xA0, 0xA7, 0xB2, 0xB5, 0xBC, 0xBB, 0x96, 0x91, 0x98, 0x9F, 0x8A, 0x8D, 0x84, 0x83,
0xDE, 0xD9, 0xD0, 0xD7, 0xC2, 0xC5, 0xCC, 0xCB, 0xE6, 0xE1, 0xE8, 0xEF, 0xFA, 0xFD, 0xF4, 0xF3 ]
def calculate_crc8(inp):
crc_table = [
0x00, 0x07, 0x0E, 0x09, 0x1C, 0x1B, 0x12, 0x15, 0x38, 0x3F, 0x36, 0x31, 0x24, 0x23, 0x2A, 0x2D,
0x70, 0x77, 0x7E, 0x79, 0x6C, 0x6B, 0x62, 0x65, 0x48, 0x4F, 0x46, 0x41, 0x54, 0x53, 0x5A, 0x5D,
0xE0, 0xE7, 0xEE, 0xE9, 0xFC, 0xFB, 0xF2, 0xF5, 0xD8, 0xDF, 0xD6, 0xD1, 0xC4, 0xC3, 0xCA, 0xCD,
0x90, 0x97, 0x9E, 0x99, 0x8C, 0x8B, 0x82, 0x85, 0xA8, 0xAF, 0xA6, 0xA1, 0xB4, 0xB3, 0xBA, 0xBD,
0xC7, 0xC0, 0xC9, 0xCE, 0xDB, 0xDC, 0xD5, 0xD2, 0xFF, 0xF8, 0xF1, 0xF6, 0xE3, 0xE4, 0xED, 0xEA,
0xB7, 0xB0, 0xB9, 0xBE, 0xAB, 0xAC, 0xA5, 0xA2, 0x8F, 0x88, 0x81, 0x86, 0x93, 0x94, 0x9D, 0x9A,
0x27, 0x20, 0x29, 0x2E, 0x3B, 0x3C, 0x35, 0x32, 0x1F, 0x18, 0x11, 0x16, 0x03, 0x04, 0x0D, 0x0A,
0x57, 0x50, 0x59, 0x5E, 0x4B, 0x4C, 0x45, 0x42, 0x6F, 0x68, 0x61, 0x66, 0x73, 0x74, 0x7D, 0x7A,
0x89, 0x8E, 0x87, 0x80, 0x95, 0x92, 0x9B, 0x9C, 0xB1, 0xB6, 0xBF, 0xB8, 0xAD, 0xAA, 0xA3, 0xA4,
0xF9, 0xFE, 0xF7, 0xF0, 0xE5, 0xE2, 0xEB, 0xEC, 0xC1, 0xC6, 0xCF, 0xC8, 0xDD, 0xDA, 0xD3, 0xD4,
0x69, 0x6E, 0x67, 0x60, 0x75, 0x72, 0x7B, 0x7C, 0x51, 0x56, 0x5F, 0x58, 0x4D, 0x4A, 0x43, 0x44,
0x19, 0x1E, 0x17, 0x10, 0x05, 0x02, 0x0B, 0x0C, 0x21, 0x26, 0x2F, 0x28, 0x3D, 0x3A, 0x33, 0x34,
0x4E, 0x49, 0x40, 0x47, 0x52, 0x55, 0x5C, 0x5B, 0x76, 0x71, 0x78, 0x7F, 0x6A, 0x6D, 0x64, 0x63,
0x3E, 0x39, 0x30, 0x37, 0x22, 0x25, 0x2C, 0x2B, 0x06, 0x01, 0x08, 0x0F, 0x1A, 0x1D, 0x14, 0x13,
0xAE, 0xA9, 0xA0, 0xA7, 0xB2, 0xB5, 0xBC, 0xBB, 0x96, 0x91, 0x98, 0x9F, 0x8A, 0x8D, 0x84, 0x83,
0xDE, 0xD9, 0xD0, 0xD7, 0xC2, 0xC5, 0xCC, 0xCB, 0xE6, 0xE1, 0xE8, 0xEF, 0xFA, 0xFD, 0xF4, 0xF3
]
crc = 0
for b in input:
for b in inp:
crc = crc_table[(b ^ crc) & 0xff]
return crc
def base32_encode(num, reverse = True):
def base32_encode(num, reverse=True):
alpha = "0123456789abcdefghijklmnopqrstuv"
encoded = ""
while num > 0:
n = num & 0x1f
encoded += alpha[num & 0x1f]
num = num >> 5
encoded += alpha[n]
if reverse == True:
encoded = encoded[::-1] # Reverse string
encoded = encoded[::-1] # Reverse string
return encoded
def base32_decode(str, reverse = False):
def base32_decode(s, reverse=False):
alpha = "0123456789abcdefghijklmnopqrstuv"
if reverse == True:
str = str[::-1] # Reverse string
s = s[::-1] # Reverse string
orig = 0
for b in str:
orig = orig << 5
orig = orig | alpha.index(b)
return orig
return reduce(lambda orig, b: ((orig<<5)|alpha.index(b)), s, 0)
# Number routines
def get_num_from_bytes(data, idx, fmt, bigEndian = False):
def get_num_from_bytes(data, idx, fmt, bigEndian=False):
return struct.unpack_from("<>"[bigEndian] + fmt, data, idx)[0]
# Instead of passing slices, pass the buffer and index so we can calculate the length automatically.
# Instead of passing slices, pass the buffer and index so we can calculate
# the length automatically.
def get_short(data, idx):
return get_num_from_bytes(data, idx, 'h', False)
def get_short_be(data, idx):
return get_short(data, idx, True)
def get_int(data, idx):
return get_num_from_bytes(data, idx, 'i', False)
def get_int_be(data, idx):
return get_int(data, idx, True)
def get_string(data, idx):
data = data[idx:]
end = data.index('\0')
return str(data[:end])
def get_bytes_from_num(num, fmt, bigEndian = False):
return struct.pack("<>"[bigEndian]+fmt, num)
def get_bytes_from_num(num, fmt, bigEndian=False):
return struct.pack("<>"[bigEndian] + fmt, num)
def get_bytes_from_short(num):
return get_bytes_from_num(num, 'h', False)
def get_bytes_from_short_be(num):
return get_bytes_from_short(num, True)
def get_bytes_from_int(num, be=False):
return get_bytes_from_num(num, 'i', be)
def get_bytes_from_int_be(num):
return get_bytes_from_int(num, True)
@ -129,7 +143,7 @@ def get_bytes_from_int_be(num):
def create_logger(loggername, filename, level, log_to_console, log_to_file):
logging.addLevelName(-1, "TRACE")
format= "[%(asctime)s | " + loggername + "] %(message)s"
fmt = "[%(asctime)s | " + loggername + "] %(message)s"
date_format = "%Y-%m-%d %H:%M:%S"
#logging.basicConfig(format=format, datefmt=date_format)
@ -139,20 +153,23 @@ def create_logger(loggername, filename, level, log_to_console, log_to_file):
# Only needed when logging.basicConfig isn't set.
if log_to_console == True:
console_logger = logging.StreamHandler()
console_logger.setFormatter(logging.Formatter(format, datefmt=date_format))
console_logger.setFormatter(
logging.Formatter(fmt, datefmt=date_format))
logger.addHandler(console_logger)
if log_to_file == True and filename != "":
file_logger = logging.FileHandler(filename)
file_logger.setFormatter(logging.Formatter(format, datefmt=date_format))
file_logger.setFormatter(logging.Formatter(fmt, datefmt=date_format))
logger.addHandler(file_logger)
return logger
def print_hex(data, cols = 16):
def print_hex(data, cols=16):
print pretty_print_hex(data, cols)
def pretty_print_hex(orig_data, cols = 16):
def pretty_print_hex(orig_data, cols=16):
data = bytearray(orig_data)
output = "\n"