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Keith_Richards [23]
3 years ago
12

Read_data Define a function named read_data with two parameters. The first parameter will be a csv reader object (e.g., the valu

e returned when calling the function csv.reader) and the second parameter will be a list of strings representing the keys for this data. The list matches the order of data in the file, so the second parameter's first entry is the key to use for data in the file's first column, the second parameter's second entry is the key to use for data in the file's second column, and so on. The function's first parameter will be a csv reader object and not a string. This means you do not need the with..as nor create the csv reader in your function, but this will be done in the code calling your function. For example, to execute read_data using a file named "smallDataFileWithoutHeaders.csv" you would write the following code: with open("smallDataFileWithoutHeaders.csv") as f_in: csv_r = csv.reader(f_in) result = read_data(csv_r,['tow_date','tow_reason']) You would then want to include code to check that header had the expected value. The function should return a list of dictionaries. This list will contain a dictionary for each row read using the first parameter. The keys of these dictionaries will be the entries in the second parameter and the values will be the data read in from the file (you can assume there will be equal numbers list entries and columns).
For example, suppose the lines of the file being read by csv_r were:

2015-12-30,IL

2018-04-07,GA

then the call read_data(csv_r,['tow_date','tow_reason']) would need to return:

[{'tow_date': '2015-12-30', 'tow_reason': 'IL'},
{'tow_date': '2018-04-07', 'tow_reason': 'GA'}]

Computers and Technology
1 answer:
Sav [38]3 years ago
8 0

Answer:

Check the explanation

Explanation:

Given below is the code for the question. PLEASE MAKE SURE INDENTATION IS EXACTLY AS SHOWN IN IMAGE.

import csv

def read_data(csv_r, keys):

  data = []

  for row in csv_r:

      mydict = {}

      for i in range(len(keys)):

          mydict[keys[i]] = row[i]

      data.append(mydict)

  return data

SCREENSHOT:

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Using Python I need to Prompt the user to enter in a numerical score for a Math Class. The numerical score should be between 0 a
yaroslaw [1]

Answer:

<em>The program doesn't use comments; See explanation section for detailed line by line explanation</em>

<em>Program starts here</em>

def lettergrade(subject,score):

     print(subject+": "+str(score))

     if score >= 90 and score <= 100:

           print("Letter Grade: A")

     elif score >= 80 and score <= 89:

           print("Letter Grade: B")

     elif score >= 70 and score <= 79:

           print("Letter Grade: C")

     elif score >= 60 and score <= 69:

           print("Letter Grade: D")

     elif score >= 0 and score <= 59:

           print("Letter Grade: F")

     else:

           print("Invalid Score")

maths = int(input("Maths Score: "))

english = int(input("English Score: "))

pe = int(input("PE Score: "))

science = int(input("Science Score: "))

arts = int(input("Arts Score: "))

lettergrade("Maths Class: ",maths)

lettergrade("English Class: ",english)

lettergrade("PE Class: ",pe)

lettergrade("Science Class: ",science)

lettergrade("Arts Class: ",arts)

Explanation:

The program makes the following assumptions:

Scores between 90–100 has letter grade A

Scores between 80–89 has letter grade B

Scores between 70–79 has letter grade C

Scores between 60–69 has letter grade D

Scores between 0–69 has letter grade E

<em>Line by Line explanation</em>

This line defines the lettergrade functions; with two parameters (One for subject or class and the other for the score)

def lettergrade(subject,score):

This line prints the the score obtained by the student in a class (e.g. Maths Class)

     print(subject+": "+str(score))

The italicized determines the letter grade using if conditional statement

<em>This checks if score is between 90 and 100 (inclusive); if yes, letter grade A is printed</em>

<em>      if score >= 90 and score <= 100:</em>

<em>            print("Letter Grade: A")</em>

<em />

<em>This checks if score is between 80 and 89 (inclusive); if yes, letter grade B is printed</em>

<em>      elif score >= 80 and score <= 89:</em>

<em>            print("Letter Grade: B")</em>

<em />

<em>This checks if score is between 70 and 79 (inclusive); if yes, letter grade C is printed</em>

<em>      elif score >= 70 and score <= 79:</em>

<em>            print("Letter Grade: C")</em>

<em />

<em>This checks if score is between 60 and 69 (inclusive); if yes, letter grade D is printed</em>

<em>      elif score >= 60 and score <= 69:</em>

<em>            print("Letter Grade: D")</em>

<em />

<em>This checks if score is between 0 and 59 (inclusive); if yes, letter grade F is printed</em>

<em>      elif score >= 0 and score <= 59:</em>

<em>            print("Letter Grade: F")</em>

<em />

<em>If input score is less than 0 or greater than 100, "Invalid Score" is printed</em>

<em>      else:</em>

<em>            print("Invalid Score")</em>

This line prompts the user for score in Maths class

maths = int(input("Maths Score: "))

This line prompts the user for score in English class

english = int(input("English Score: "))

This line prompts the user for score in PE class

pe = int(input("PE Score: "))

This line prompts the user for score in Science class

science = int(input("Science Score: "))

This line prompts the user for score in Arts class

arts = int(input("Arts Score: "))

The next five statements is used to call the letter grade function for each class

lettergrade("Maths Class: ",maths)

lettergrade("English Class: ",english)

lettergrade("PE Class: ",pe)

lettergrade("Science Class: ",science)

lettergrade("Arts Class: ",arts)

7 0
3 years ago
Transition words and phrase in a paragraph
balandron [24]

Answer:

Msms

Explanation:

8 0
3 years ago
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Privacy a. is an absolute value so corporate interests cannot be considered when it comes to employee privacy. b. is guaranteed
zmey [24]

Answer:

C. Must be respected if we are to function as complete, self-governing agents.

Explanation:

<em>Privacy</em> is the boundaries that are set up to protect us against unwanted intrusion or interference, and it forms the basis of our interaction with the world.

<em>Privacy laws</em> are set-up to protect individuals from unwanted and unapproved access to privacy by individuals, organizations, and government. This is greatly adhered to in many countries.

To some extent, privacy is considered to overlap with security, because, when private information such as social security number, bank card details, account names, and details, etc. are accessed inappropriately, the individual's security is greatly compromised.

Therefore, privacy must be greatly respected if we are to function as complete, self-governing agents.

8 0
3 years ago
Which term is defined by the total operating current of a circuit?
Mamont248 [21]

Answer:

OK PERO NOSE LM SOTTY BROTHER

Explanation:

6 0
3 years ago
I need help with this​
Elodia [21]
The answer is number 2.
8 0
3 years ago
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