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Python callable() Function

Python callable() Function The callable() function returns a boolean value ‘True’ if the specified object is callable, else it returns False. Syntax


callable(object)

callable(object)

Parameter Object: The object parameter represents the value to test if it is callable or not. Return This function returns a returns Boolean value true, if the given object is callable. Example 1


# Python program explaining
# callable() function
def call():
    return 5
# an object is created of call()
val = call
print('callable() function will return: ',callable(val))
num = 15 * 15
print('callable() function will return: ',callable(num))

# Python program explaining

# callable() function

def call():

return 5

# an object is created of call()

val = call

print('callable() function will return: ',callable(val))

num = 15 * 15

print('callable() function will return: ',callable(num))

Return


callable() function will return:  True
callable() function will return:  False

callable() function will return: True

callable() function will return: False

Python bytearray()

Python bytearray() Class The bytearray() class is used to return a bytearray object which is an array of the specified bytes. It gives a mutable sequence of integers in the range 0 <= x < 256. Syntax


class bytearray([source[, encoding[, errors]]])

class bytearray([source[, encoding[, errors]]])

Parameter source[optional]: This parameter is used to Initialize the given array of bytes. encoding[optional]: This parameter encoding the specified string. errors[optional]: The error parameter takes action when encoding fails. Return It returns …

Python bool()

Python bool() class The bool() class in Python returns the boolean value for the specified object. Syntax


class bool([x])

class bool([x])

Parameter object: This parameter represents the object, like String, List, Number etc. Return It will always return True, except for the following cases where it returns False: The object is empty, like [], (), {} The object is False The object is 0 The object is None Example 1


# Python program explaining
# bool() class
# Returns False as val1 is False
val1 = False
print(bool(val1))
# Returns True as val2 is True
val2 = True
print(bool(val2))
# Returns False as val1 is not equal to val2
val1 = 5
val2 = 10
print(bool(val1==val2))
# Returns False as val1 is None
val1 = None
print(bool(val1))
# Returns False as val1 is an empty sequence
val1 = ()
print(bool(val1))

# Python program explaining

# bool() class

# Returns False as val1 is False

val1 = False

print(bool(val1))

# Returns True as val2 is True

val2 = True

print(bool(val2))

# Returns False as val1 is not equal to val2

val1 = 5

val2 = 10

print(bool(val1==val2))

# Returns False as val1 is None

val1 = None

print(bool(val1))

# Returns False as val1 is an empty sequence

val1 = ()

print(bool(val1))

Output …

Python bin() function

Python bin() function The bin() function in Python returns the binary version for the specified integer. Syntax


bin(x)

bin(x)

Parameter n: This parameter represents an integer or int value. Return This function returns a binary string for the specified integer or int object. Example 1


# Python Program explaining 
# bin() built-in function
x = bin(136)
print('The bin() function returns: ',x)

# Python Program explaining

# bin() built-in function

x = bin(136)

print('The bin() function returns: ',x)

Output


The bin() function returns:  0b10001000

The bin() function returns: 0b10001000

Python ascii() Function

Python ascii() Function The ascii() function returns a readable version of any object (Strings, Tuples, Lists, etc). This function will replace any non-ascii characters with escape characters. Syntax


ascii(object)

ascii(object)

Parameter object: An object, like String, List, Tuple, Dictionary, etc. Return This function returns a readable version of any object unlike Strings, Tuples, Lists, etc. Example 1


# Python Program explaining 
# ascii() built-in function
inp_str = "H ë ê L O ? W O R L D"
print (ascii(inp_str))

# Python Program explaining

# ascii() built-in function

inp_str = "H ë ê L O ? W O R L D"

print (ascii(inp_str))

Output


'H \xeb \xea L O ? W O R L D'

'H \xeb \xea L O ? W O R L D'

Python any() Function

Python any() Function The any() function in Python returns a boolean value ‘True’ if any element of the iterable is true or if the iterable is empty, else it returns False. Syntax


any(iterable)

any(iterable)

Parameter Iterable: An iterable object (list, tuple, dictionary) Return This function returns a Boolean value True if any element of the iterable is true or if the iterable is empty, else it returns False. Example 1


# Python Program explaining 
# any() built-in function
# Since, all the iterables are false, false is returned
print ('The any() function will return: ',any([False, False, False, False]))
#  item (True) and will return True.
print ('The any() function will return: ',any([False, True, False, False, False, True]))
# first iterable is True and will return True.
print ('The any() function will return: ',any([True, False, False, False, True]))

# Python Program explaining

# any() built-in function

# Since, all the iterables are false, false is returned

print ('The any() function will return: ',any([False, False, False, False]))

# item (True) and will return True.

print ('The any() function will return: ',any([False, True, False, False, False, True]))

# first iterable is True and will return True.

print ('The any() function will return: ',any([True, False, False, False, True]))

Output


The any() function will return:  False
The any() function will return:  True
The any() function will return:  True

The any() function will return: False

The any() function will return: True

Python all() Function

Python all() Function The all() function in Python returns a Boolean value ‘True’ if all the items in iterable are true or if the iterable object is empty, else it returns False. Syntax


all(iterable)

all(iterable)

Parameter Iterable: An iterable object (list, tuple, dictionary) Return This function returns a Boolean value true if all the items in an iterable are true else it returns false. Example 1


# Python Program explaining 
# all() built-in function
# will return True and the same will be printed
print ('The all() function will return: ',all([True, True, True]))
# first item (False) and will return False.
print ('The all() function will return: ',all([False, True, True, False]))  
# This statement will return False, as all the iterables are False
print ('The all() function will return: ',all([False, False, False]))

# Python Program explaining

# all() built-in function

# will return True and the same will be printed

print ('The all() function will return: ',all([True, True, True]))

# first item (False) and will return False.

print ('The all() function will return: ',all([False, True, True, False]))

# This statement will return False, as all the iterables are False

print ('The all() function will return: ',all([False, False, False]))

Output


The all() function will return:  True
The all() function will return:  False
The all() function will return:  False

The all() function will return: True

The all() function will return: False

Python abs() function

Python abs() function The abs() function returns the absolute value of a number. Syntax


abs(x)

abs(x)

Parameter x: The parameter ‘x’ can be an integer value, a floating point number or a complex number. Return This function returns the absolute value of a number, but if the argument is a complex number, its magnitude is returned. Example 1


# Python Program explaining 
# abs() built-in function
# passing floating point number
float_val = -54.26
print('Absolute value for integer number:', abs(float_val))
# passing An integer number
int_val = -94
print('Absolute value for float number:', abs(int_val))
# passing a complex number
complex_val = (3 - 4j)
print('Absolute value for complex number:', abs(complex_val))

# Python Program explaining

# abs() built-in function

# passing floating point number

float_val = -54.26

print('Absolute value for integer number:', abs(float_val))

# passing An integer number

int_val = -94

print('Absolute value for float number:', abs(int_val))

# passing a complex number

complex_val = (3 - 4j)

print('Absolute value for complex number:', abs(complex_val))

Output


Absolute value for integer number: 54.26
Absolute value for float number: 94
Absolute value for complex number: 5.0

Absolute value for integer number: 54.26

Absolute value for float number: 94

Absolute value for complex number: 5.0

Apache Fineract Tutorial for Beginners

What is Apache Fineract? Apache Fineract is an open source platform for financial services. It is secure, multi-tenanted, and reliable software. Fineract is a modern platform with a modular service-oriented architecture which provides the core functionality needed for financial inclusion. Apache Fineract provides a robust, reliable, and affordable solution for entrepreneurs, financial institutions, and service providers. It becomes easy for these providers to offer financial services to the world’s …

Internetworking Basics

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numpy.flip() in Python

numpy.flip() in Python The numpy.flip() function is used to reverse the order of elements in an array along the given axis where the shape of the array is preserved, but the elements are reordered. Syntax


numpy.flip(m, axis=None)

numpy.flip(m, axis=None)

Parameter m : This parameter represents the Input array. axis : Axis or axes parameter is used to flip over the values. The default axis value is None, flip over all of the axes of the input …

numpy.unique() in Python

numpy.unique() in Python The numpy.unique() function finds the unique elements of an array and returns the sorted unique elements for the specified array. Syntax


numpy.unique(ar, return_index=False, return_inverse=False, return_counts=False, axis=None)

numpy.unique(ar, return_index=False, return_inverse=False, return_counts=False, axis=None)

Parameter ar : This parameter returns an Input array.If the aaray is not 1-D, this will be flattened. return_index : This is an optional parameter which takes Boolean values. If Boolean value ‘True’ is passed, it returns the indices of the parameter ‘ar’ (along the specified axis, if provided, or …

numpy.trim_zeros() in Python

numpy.trim_zeros() in Python The numpy.trim_zeros() trims the leading and/or trailing zeros from a 1-D array or sequence. Syntax


numpy.trim_zeros(filt, trim='fb')

numpy.trim_zeros(filt, trim='fb')

Parameter The numpy.trim_zeros() function consists of two parameters, which are as follows: filt : This parameter represents the 1-D array Input array. trim : It is an optional parameter which takes a string with ‘f’ representing trim from front and ‘b’ to trim from the back. Default is ‘fb’, trim zeros from both …

numpy.resize() in Python

numpy.resize() in Python The numpy.resize() returns a new array with the specified shape. If the new array is larger than the original array, then the new array is filled with repeated copies of a. Syntax


numpy.resize(a, new_shape)

numpy.resize(a, new_shape)

Parameter The numpy.resize() parameter consists of two parameters, which are as follows: a : This parameter represents the array to be resized. new_shape: This parameter represents the shape of the resized array. Return This function returns the …

numpy.append() in Python

numpy.append() in Python The numpy.append() function appends the values to the end of an array. Syntax


numpy.append(arr, values, axis=None)

numpy.append(arr, values, axis=None)

Parameter The numpy.append() function consists of three parameters, which are as follows: arr : This parameter represents the values that are appended to a copy of this array. values: These values are appended to a copy of arr. It must be of the correct shape. If the ‘axis’ parameter is not specified, values can be any shape and will …

numpy.delete() in Python

numpy.delete() in Python The numpy.delete() function returns a new array with sub-arrays along an axis deleted. For 1-D array, this function returns those entries which are not returned by arr[obj]. Syntax


numpy.delete(arr, obj, axis=None)

numpy.delete(arr, obj, axis=None)

Parameter arr: This parameter returns the input array. obj : This parameter indicates which sub-arrays to remove. axis: It represents the axis along which to delete the subarray defined by obj. If axis is None, obj is applied to the flattened array. Return This function returns a …

numpy.repeat() in Python

numpy.repeat() in Python The numpy.repeat() function repeats the elements of an array. Syntax


numpy.repeat(a, repeats, axis=None)

numpy.repeat(a, repeats, axis=None)

Parameter The numpy.repeat() function consists of three parameters, which are as follows: a: This parameter represents the input array. repeats: This parameter represents the number of repetitions for each element. axis: It signifies the axis along which to repeat the values. By default, it uses the flattened input array, and returns a flat output array. Return This …

numpy.tile() in Python

numpy.tile() in Python The numpy.tile() function constructs an array by repeating the parameter ‘A’ the number of times as specified by the ‘reps’ parameter. Syntax


numpy.tile(A, reps)

numpy.tile(A, reps)

Parameter The numpy.tile() function consists of two parameters, which are as follows: A: This parameter represents the input array. reps: This parameter represents the number of repetitions of A along each axis. Return This function returns the tiled output array. Example 1


# Python Program explaining
# numpy.tile() function
import numpy as np
#Working on 1D
A = np.arange(4)
print("arr value: \n", A)
rep = 3
print("Repeating A 3 times: \n", np.tile(A, rep))
rep = 5
print("\nRepeating A 5 times: \n", np.tile(A, rep))

# Python Program explaining

# numpy.tile() function

import numpy as np

#Working on 1D

A = np.arange(4)

print("arr value: \n", A)

rep = 3

print("Repeating A 3 times: \n", np.tile(A, rep))

rep = 5

print("\nRepeating A 5 times: \n", np.tile(A, rep))

Output


arr value:
[0 1 2 3]
Repeating A 3 times:
[0 1 2 3 0 1 2 3 0 1 2 3]
Repeating A 5 times:
[0 1 2 3 0 1 2 3 0 1 2 3 0 1 2 3 0 1 2 3]

arr value:

[0 1 2 3]

Repeating A 3 times:

[0 1 2 3 0 1 2 3 0 1 2 3]

Repeating A 5 times:

[0 1 2 3 0 1 2 3 0 1 2 3 0 1 2 3 0 1 2 3]

Example 2 …

numpy.split() in Python

numpy.split() in Python The numpy.split() function splits an array into multiple sub-arrays. Syntax


numpy.split(ary, indices_or_sections, axis=0)

numpy.split(ary, indices_or_sections, axis=0)

Parameter ary: This parameter represents the Array to be divided into sub-arrays. indices_or_sections : This parameter represents an int or an 1-D array. If indices_or_sections is an integer, N, the array will be divided into N equal arrays along axis. If such a split is not possible, an error is raised. axis: This parameter represents an axis along which the array is …