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Eduardwww [97]
3 years ago
7

Create a function called is_list_empty that takes a single argument of type list. Your function should return True if the list i

s empty (i.e., has no elements). Otherwise, return False.
Computers and Technology
1 answer:
Anit [1.1K]3 years ago
6 0

Answer:

The program to this question can be described:

Program:

def is_list_empty(Val):#defining method is_list_empty

   return Val==None or len(Val)==0 #return value

print(is_list_empty([1,2,3,4])) #calling method and pass the value

print(is_list_empty([])) #calling method and doesn't pass any value  

Output:

False

True

Explanation:

Description of the above python code can be described as follows:  

  • In the above python code, a method an is_list_empty is defined, that accepts an argument, that is "Val".
  • Inside the method a "Val" variable is defined, that uses OR operator to check value that is "Val is equal to None or len(Val) is equal to 0, and returns its value, that is true or false.

You might be interested in
Create a function that will perform linear interpolation from a set of measured data stored in a list or array. The function sho
wel

Answer:

This question is incomplete, here is the complete question:

Python

a) You should create a function that will perform linear interpolation from a set of measured data. The function should take as input a list of values at which samples were taken, and then another list giving the measurements (you can assume each measurement is a single value) at those values. It should also take in a query value, and should give the best estimate it can of the value at that query. Be sure to handle values that are outside of the range, by extrapolating. You should write a program that allows you to test your function by reading the lists from a file where each line of the file is a pair of numbers separated by spaces: the value where the sample was taken, and the measurement at that value. Your program should ask the user for the name of the file and for a query value. Important: The two lists will correspond to each other: i.e. for the i-th value in the first list, the measurement will be the i-th element of the second list (these are called parallel lists or arrays). But, you should not assume that the input values are in increasing/decreasing order. That is, the values in the first list can be in any random ordering, not necessarily from smallest to largest or largest to smallest. You will have to account for this in your program, and there is more than one way to do so. You should discuss what options you can think of to handle the data arriving in any order like that, and decide what you think the best option for handling it is.

Explanation:

from __future__ import division

from cStringIO import StringIO

import numpy as np

from scipy.interpolate import RectBivariateSpline

np.set_printoptions( 1, threshold=100, edgeitems=10, suppress=True )

   # a file inline, for testing --

myfile = StringIO( """

# T P1 P2 P3 P4

0,   80,100,150,200

75, 400,405,415,430

100, 450,456,467,483

150, 500,507,519,536

200, 550,558,571,589

""" )

   # file -> numpy array --

   # (all rows must have the same number of columns)

TPU = np.loadtxt( myfile, delimiter="," )

P = TPU[0,1:] # top row

T = TPU[ 1:,0] # left col

U = TPU[1:,1:] # 4 x 4, 400 .. 589

print "T:", T

print "P:", P

print "U:", U

interpolator = RectBivariateSpline( T, P, U, kx=1, ky=1 ) # 1 bilinear, 3 spline

   # try some t, p --

for t, p in (

   (75, 80),

   (75, 200),

   (87.5, 90),

   (200, 80),

   (200, 90),

   ):

   u = interpolator( t, p )

   print "t %5.1f p %5.1f -> u %5.1f" % (t, p, u)

8 0
3 years ago
Can i have help for a ggogle class room
andrew11 [14]

Answer:

or tell ur teacher to add u in ur class

Explanation:

3 0
3 years ago
Read 2 more answers
Jenny needs to record the names of 30 students, write down the subjects they studied, and note their grades in each subject afte
lidiya [134]

Answer:

<em>The </em><em>answer </em><em>is </em><em>(</em><em>A)</em>

Explanation:

Double-click both the worksheet tabs one at a time and then enter the new names.

6 0
2 years ago
What acronym is used to reference the data link sublayer that identifies the network layer protocol encapsulated in the frame?
juin [17]

Logical Link Control is the data link sublayer that identifies the network layer protocol encapsulated in the frame. The acronym of Logical Link Control is LLC.

Therefore, the answer is LLC.

7 0
3 years ago
George enters the types of gases and the amount of gases emitted in two columns of an Excel sheet. Based on this data he creates
Alex777 [14]

Answer:

data source

Explanation:

The main aim of a data source is for the gathering of all necessary information that is needed to access a data. Since he has used the information to create a pie chart, this means that some data were used for the creation of this pie chart. Hence the information used for the creation of the pie chart is the data source for the information illustrated on the pie chart.

3 0
3 years ago
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