Follow instructions and put in pyhton code filed. Code must go through as well.
import random debug = False byBird = {} byLocation = {} #.......................... 1 ........................... def addBirdSighting(day, birdSighting, ledger): ''' Add a bird sighting to the current day in the ledger birdSighting - the sighting to add ledger - the ledger to update ''' return ledger #.......................... 2 ........................... def birdsSeenEachDay(ledger): ''' Compute the number of birds within the ledger for each day ledger - the ledger to analyze returns a list of counts, one for each day ''' counts = [] return counts #.......................... 3 ........................... def printLedger(ledger): ''' Print the sighting within the ledger, separated by the day ledger - the ledger to print ''' #.......................... 4 ........................... # Don't forget to fill the byBird dictionary in addBirdSighting! def numberOfSightingsFor(bird, ledger): ''' Determine how many times the bird provided was sighted on the ledger (using a dictionary) bird - the bird to count ledger - the ledger to search returns the number of sightings for this bird in this ledger ''' return 0 #.......................... 5 ........................... # Don't forget to fill the byLocation dictionary in addBirdSighting! def allBirdsSpottedAt(location, ledger): ''' Identify all unique species of birds spotted at the provided location and their count location - the location to query ledger - the ledger to query returns a dictionary where the key is the bird and the value is the count at that location ''' return {} #============================================================================= # Test code below DO NOT MODIFY BIRDS = ["Finch", "Robin", "Hummingbird", "Crow", "Eagle", "Hawk", "Cardinal", "Vulture", "Phoenix", "Sparrow"] LOCATIONS = ["Park", "Backyard", "Skyscraper", "Forest", "Jungle", "Roadside", "Cage", "Sky", "Desert"] TIME_OF_DAY = ["6-10AM", "10AM-2PM", "2-6PM", "6-10PM", "10PM-2AM", "2-6AM"] birdCount = [0] * len(BIRDS) TEST_INDEX = 3 # Just one selected location, no specific choice locationTest = {} def generateSighting(): birdIndex = random.randrange(len(BIRDS)) birdCount[birdIndex] = birdCount[birdIndex] + 1 locationIndex = random.randrange(len(LOCATIONS)) if locationIndex == TEST_INDEX: if BIRDS[birdIndex] in locationTest: locationTest[BIRDS[birdIndex]] = locationTest[BIRDS[birdIndex]] + 1 else: locationTest[BIRDS[birdIndex]] = 1 return BIRDS[birdIndex], \ LOCATIONS[locationIndex], \ TIME_OF_DAY[random.randrange(len(TIME_OF_DAY))] def testLedger(): ledger = {} dayCount = [] numberOfDays = random.randint(10, 20) if debug: print("The test cases will generate", numberOfDays, "days") for day in range(numberOfDays): numberOfSightings = random.randint(10, 50) dayCount.append(numberOfSightings) dayName = "Day " + str(day + 1) if debug: print(dayName, "will contain", numberOfSightings, "sightings") for count in range(numberOfSightings): sighting = generateSighting() addBirdSighting(dayName, sighting, ledger) counts = birdsSeenEachDay(ledger) if counts != dayCount: print("birdsSeenEachDay() Failed: Your code returned", counts, "but I expected", dayCount) else: print("birdsSeenEachDay() Passed!") return ledger def testNumberOfSightingsFor(ledger): success = True for index, bird in enumerate(BIRDS): actual = numberOfSightingsFor(bird, ledger) if actual != birdCount[index]: success = False print("testNumberOfSightingsFor() Failed: Your code reported", actual, "but I expected", birdCount[index], "for", bird) actual = numberOfSightingsFor("Ostrich", ledger) if actual != 0: print("testNumberOfSightingsFor() Failed: Your code reported", actual, "but I expected 0 for Ostrich") return success def testAllBirdsSpottedAt(ledger): success = True locationDetails = allBirdsSpottedAt(LOCATIONS[TEST_INDEX], ledger) if locationDetails != locationTest: success = False print("testAllBirdsSpottedAt Failed!: Your code reported", locationDetails, "but I expected", locationTest, "at", LOCATIONS[TEST_INDEX]) actual = allBirdsSpottedAt("My House", ledger) if len(actual) != 0: success = False print("testAllBirdsSpottedAt Failed!: Your code reported", actual, "but I expected no sightings at the empty value of My House") return success # Only run this code below if this is called as the main, not imported if __name__ == '__main__': ledger = testLedger() if testNumberOfSightingsFor(ledger): print("numberOfSightingsFor() Passed!") if testAllBirdsSpottedAt(ledger): print("testAllBirdsSpottedAt() Passed!") import random debug = False #......................... 1 ................................. def generateKey(): ''' Generate the cipher keys return a dictionary of the encryption keys ''' cipher = {} return cipher #......................... 2 ................................. def generateDecryptKey(key): ''' Generate the key required to decrypt given the encryption key key - the encryption key returns a dictionary of the decryption keys ''' decryptKey = {} return decryptKey #......................... 3 ................................. def encrypt(phrase, key): ''' Encrypt the phrase phrase - the phrase to encrypt key - the key to use returns the encrypted key ''' out = "" return out #......................... 4 ................................. def decrypt(phrase, key): out = "" return out #================================================== # Test code below this point DO NOT MODIFY def generateAllLetters(): ''' Generate a list of every letter A-Z and a-z returns the list of every letter ''' allLetters = [] for letter in range(ord('A'), ord('Z') + 1): allLetters.append(chr(letter)) for letter in range(ord('a'), ord('z') + 1): allLetters.append(chr(letter)) return allLetters TESTS = ["Simple", "HELLO PYTHON", "Simple Encryption in Python is Fun!", "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"] def testEncryptionKey(): encryptionKey = generateKey() if len(encryptionKey) != 52: print("generateKey Failed: I expected the key to contain 52 entries, but it contained", len(encryptionKey)) return encryptionKey def testDecryptionKey(encryptionKey): decryptionKey = generateDecryptKey(encryptionKey) for key in decryptionKey: if key != encryptionKey[decryptionKey[key]]: print("generateDecryptKey() Failed: The values", decryptionKey[key], "and", key, "do not match in the encryption and decryption keys") return decryptionKey def testEncryption(encryptionKey, decryptionKey): success = True for phrase in TESTS: