docs.aware-it.org

		
	
import sys
print (sys.version)

print ("************ List ************")
print("List is a collection of comma separated values which are changeable")
print ("List allows duplicate members. It is enclosed in a square bracket")
list1=[1,2,3,4]
print(list1)
print()

print ("************ Tuple ************")
print("Tuple is a collection of comma separated values which is not changeable")
print ("Tuple allows duplicate members. It is enclosed in a parenthesis")
tuple1=(4,5,6,7)
print (tuple1)
print()

print ("************Sets ************")
print("Sets is a collection of comma separated values which are changeable and unique")
print ("Set does allows duplicate members. It is enclosed in a brackets {}")
set1={8,9,10,11}
print (set1)
print()

print ("************use of index************")
print("you cn make use of index on list and tuple. set doe not support indexing")
print ("to get the element of the index make use of the systax print (list1[3])")
print ("the index is zero based which means the first element is list1[0]")
print (list1[0])
print (tuple1[0])
#print (set1[0])  ## this will cause an error


print ("************Slicing list and tuples************")
print("you can extract data from list and tuples using slicing")
print ("the format is list1[0:3] ")
print (list1[0:3])
print (tuple1[0:3])

print ("************Slicing List and tuples with step interval************")
print("you can make use of steps when slicing your data")
print ("the format is list1[0:3:2] ")
print (list1[0:3:2])
print (tuple1[0:3:2])

print ("************Changing the value of list using index************")
print("you can change the value in the list using index. you cannot modify the value in tuples")
print ("the format is list1[0]=9 ")
list1[0]=9 
#tupple1[0]=9 #this will cause an error
print (list1[0:])

print ("************creating a big list with range ********************")
list2=list(range(0,150))
tuple2=tuple(range(0,100,5))
print("listing 0 to 150")
print (list2)
print("tuples 0 to 100 step 5")
print (tuple2)

print ("************Getting last element with negative index********************")
print (list2[-1])
print (tuple2[-1])


print ("************slicing with negative index*******************")
print (list2[:-1])
print (tuple2[:-1])

print ("************last five element ******************")
print (list2[-6:-1])
print (tuple2[-6:-1])


set2=set(range(1,5))
print (set2)

list2=list(range(0,150))
tuple2=tuple(range(0,100,5))

print ("************add element to list and set ****************")
list2.append(170)
print (list2)
set2.add(20)
print (set2)

print ("************Removing from the list and set ****************")
list2.remove(170)
print (list2)
set2.remove(20)
print (set2)

print ("************Removing from the list and set with discard ****************")
#list2.discard(170) 'there is no discard method in the list
print (list2)
set2.discard(25)
print (set2)

print ("************ Reversing****************")
list3=list(range(1,20))
print(list3)
list3.reverse()
print (list3)

print ("************sum and average****************")
list4=list(range(1,20))
print (list4)
print("sum of the list",sum(list4))
print("average of the list",sum(list4)/len(list4))
print("minimum value", min(list4))
print("maximum value", max(list4))

print("********set operation *********************")
set3=set(range(1,10))
print(set3)
set4=set(range(5,15))
print (set4)
print("****intersection****")
print(set3.intersection(set4))
print("****union****")
print(set3.union(set4))
print("****difference****")
print(set3.difference(set4))

print("repition")
list4=list(range(1,5))*3
print(list4)

		

#integer example
print("a whole number is an example of integer m=1")
m=1
print ("m="+repr(m))
print () #print a new line

#float example
print("a number with decimal is an example of float example m=2.16")
m=2.16
print ("m="+repr(m))
print () #print a new line

print("a number with decimal is an example of float example c=1j")
c=1.j
print ("c="+repr(c))
print ("cx2="+repr(c*2))
print () #print a new line

x=9;y=25;z=3
print("x="+repr(x)+" y="+repr(y)+" z="+repr(z) )
print () #print a new line

print ("******")
print("x+y=")
print(x+y)
print () #print a new line

print ("******")
print( "X divided by y is x/y")
print (x/y)
print () #print a new line

print ("******")
print( "X divided by 2 is x/2")
print (x/2)
print () #print a new line

print ("******")
print( "X divided by 2 and get the int part only (floor division) is x//2")
print (x//2)
print () #print a new line

print ("******")
print( "X mod 2. Get the remainder of x/2 is X%2 ")
print (x%2)
print () #print a new line

print ("******")
print( "get the integer division and mod using is divmod(x,2)")
print (divmod(x,2))
print () #print a new line

print ("******")
print( "X Times y is x*y")
print (x*y)
print () #print a new line

print ("******")
print( "x squared is x**2 or pow(x,2)")
print (x**2)
print (pow(x,2))
print () #print a new line

print ("******")
print ("The squareroot of x is math.sqrt(x)")
print (math.sqrt(x))
print () #print a new line

print ("******")
print ("this is also square root of x. x**(1/2)")
print (x**(1/2))
print () #print a new line

print ("******")
print ("this is the cube root of x. x**(1/3)")
print (x**(1/3))
print () #print a new line

print ("******")
print ("the value of pi is math.e")
print (math.pi)
print () #print a new line

print ("******")
print ("the value of e that we use with log math.e")
print (math.e)
print () #print a new line

print ("******")
print ("log of x is math.log(x)")
print (math.log(x))
print () #print a new line

print ("******")
print ("sine of x is math.sin(x)")
print (math.sin(x))
print () #print a new line

print ("******")
print ("cosine of x is math.cos(x)")
print (math.cos(x))
print () #print a new line

print ("******")
print ("factorial of x")
print (math.factorial(x))

str1="This is a string"
print (str1)
#string is a zero based array of characters
print(str1[0])
print(str1[1])
print(str1[3])

#print ("****the first six charachter*****")
print (str1[0:5])

#print ("****the 2nd to 8th*****")
print (str1[1:7])
#print ("****6th characters and onward *****")
print (str1[5:])

str4='"this a string created with single qoute"'
print(str4)

str5="this's a string created with double qoute"
print(str5)

str5='this\'s a string created with single qoute and escape charater'
print(str5)

#long strig using three single quotes
str6=''' this is a lOnG...
long... span manyline
string'''
print(str6)

#long strig using three double quotes
str7="""this is a lOnG...
long... span manyline
string ex2"""
print(str7)

print (str7.count("s"))
print (str7.find("s"))

print (len(str7))

print (str7.upper())
print("*")
print (str7.lower())
print("*")
print(str7.capitalize())
print("*")
print (str7.title())

str2 = "thisisyear 2009"
print (str2.isalnum())
print (str2.isupper())
print(str2.istitle())
print(str2.isnumeric())

str3 = "non alphanumeric";
print (str3.isalnum())

#concatenation
print("*** string concatenation demo***")
A="I have two hands."
B="the left and the right"
print(A+B)

#repr() Return a string containing a printable representation of an object.

print("****repr demo****")
x=6.0
print (repr(x))
X=7