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Chip Designing for ASIC/ FPGA Design engineers and Students
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Calling Classes using Main function.
# Calling a function from class using main function.
# return a function call outside the class
# Inheritance
# Class objects
import sys
class tables:
def __init__(self,w):
# 2.4 Definitions of tables for the FSM
ans = self.T0_r(w)
print "Result = %s" % (ans)
def T0_r(self, w):
self.tables_ls()
self.w = w
self.s1_t0_r = self.T0[self.w]
return self.s1_t0_r
def tables_ls(self):
self.T0 = ['0xFF563C6' ,'0x84FF7CF8' ,'0x897788EE' ,'0x8EFB7BF6',
'0xFE2F2FF ' ,'0xBCAF6BD6' ,'0xAA6F6FDE' ,'0xFFC5C591']
def main ():
# Calling a class
# Read 0 elemant of the table array
y = tables(0x4)
main()
Other reference codes
Open and read file as a single string.
Command line arguments lists as string with ‘sys.argv’.
Specify files to be written
string to hexadecimal conversion
Strip off white space at end
Convert 12 bit hexadecimal values
conversion from Hexadecimal to Signed Magnitude
UNIX shell commands, read lines from a text file, ‘sysargv’ command line operations, use of class and multiple functions.
Python error’s with complete code examples:-
TypeError: __init__() takes exactly 2 arguments (1 given),
TypeError: 'str' object is not callable,
TypeError: not all arguments converted during string formatting,
AttributeError: ** instance has no attribute **