Skip to main content

collect dictionary

Nov 19, 2022CodeCatch
Loading...

More Python Posts

Create a Floyd’s Triangle

May 31, 2023CodeCatch

0 likes • 0 views

def generate_floyds_triangle(num_rows):
triangle = []
number = 1
for row in range(num_rows):
current_row = []
for _ in range(row + 1):
current_row.append(number)
number += 1
triangle.append(current_row)
return triangle
def display_floyds_triangle(triangle):
for row in triangle:
for number in row:
print(number, end=" ")
print()
# Prompt the user for the number of rows
num_rows = int(input("Enter the number of rows for Floyd's Triangle: "))
# Generate Floyd's Triangle
floyds_triangle = generate_floyds_triangle(num_rows)
# Display Floyd's Triangle
display_floyds_triangle(floyds_triangle)

Read Dataset from excel file

Oct 7, 2022KETRICK

0 likes • 0 views

import pandas as pd
x = pd.read_excel(FILE_NAME)
print(x)

Topological sort

Nov 19, 2022CodeCatch

0 likes • 0 views

#Python program to print topological sorting of a DAG
from collections import defaultdict
#Class to represent a graph
class Graph:
def __init__(self,vertices):
self.graph = defaultdict(list) #dictionary containing adjacency List
self.V = vertices #No. of vertices
# function to add an edge to graph
def addEdge(self,u,v):
self.graph[u].append(v)
# A recursive function used by topologicalSort
def topologicalSortUtil(self,v,visited,stack):
# Mark the current node as visited.
visited[v] = True
# Recur for all the vertices adjacent to this vertex
for i in self.graph[v]:
if visited[i] == False:
self.topologicalSortUtil(i,visited,stack)
# Push current vertex to stack which stores result
stack.insert(0,v)
# The function to do Topological Sort. It uses recursive
# topologicalSortUtil()
def topologicalSort(self):
# Mark all the vertices as not visited
visited = [False]*self.V
stack =[]
# Call the recursive helper function to store Topological
# Sort starting from all vertices one by one
for i in range(self.V):
if visited[i] == False:
self.topologicalSortUtil(i,visited,stack)
# Print contents of stack
print(stack)
g= Graph(6)
g.addEdge(5, 2);
g.addEdge(5, 0);
g.addEdge(4, 0);
g.addEdge(4, 1);
g.addEdge(2, 3);
g.addEdge(3, 1);
print("Following is a Topological Sort of the given graph")
g.topologicalSort()

ZapFinder

Jan 23, 2021LeifMessinger

0 likes • 0 views

import subprocess #for the praat calls
import os #for ffmpeg and the pause call at the end
#Even if we wanted all videos being rendered asynchronously, we couldn't see progress or errors
import glob #for the ambiguous files
import tempfile
audioFileDirectory = 'Audio Files'
timeList = {}
fileList = glob.glob(audioFileDirectory + '\\*.wav')
pipeList = {}
for fileName in fileList:
arglist = ['Praat.exe', '--run', 'crosscorrelateMatch.praat', 'zeussound.wav', fileName, "0" , "300"]
print(' '.join(arglist))
pipe = subprocess.Popen(arglist, stdout=subprocess.PIPE)
pipeList[fileName[len(audioFileDirectory)+1:-4]] = pipe #+1 because of back slash, -4 because .wav
#for fileName, pipe in pipeList.items():
# text = pipe.communicate()[0].decode('utf-8')
# timeList[fileName] = float(text[::2])
for fileName, pipe in pipeList.items():
if float(pipe.communicate()[0].decode('utf-8')[::2]) > .0003: #.000166 is not a match, and .00073 is a perfect match. .00053 is a tested match
arglist = ['Praat.exe', '--run', 'crosscorrelate.praat', 'zeussound.wav', audioFileDirectory + '\\' + fileName + '.wav', "0" , "300"]
print(' '.join(arglist))
text = subprocess.Popen(arglist, stdout=subprocess.PIPE).communicate()[0].decode('utf-8')
timeList[fileName] = float(text[::2])
clipLength = 10
for fileName, time in timeList.items():
arglist = ['ffmpeg', '-i', '"'+fileName+'.mp4"', '-ss', str(time-clipLength), '-t', str(clipLength*2), '-acodec', 'copy' , '-vcodec', 'copy', '"ZEUS'+ fileName + '.mp4"']
print(' '.join(arglist))
os.system(' '.join(arglist))
tempFile = tempfile.NamedTemporaryFile(delete=False)
for fileName in glob.glob('ZEUS*.mp4'):
tempFile.write(("file '" + os.path.realpath(fileName) + "'\n").encode());
tempFile.seek(0)
print(tempFile.read())
tempFile.close()
arglist = ['ffmpeg', '-safe', '0', '-f', 'concat', '-i', '"'+tempFile.name+'"', '-c', 'copy', 'ZeusMontage.mp4']
print(' '.join(arglist))
os.system(' '.join(arglist))
os.unlink(tempFile.name) #Delete the temp file
#print(timeList)
os.system('PAUSE')

Selection sort

Nov 19, 2022CodeCatch

0 likes • 0 views

# Python program for implementation of Selection
# Sort
import sys
A = [64, 25, 12, 22, 11]
# Traverse through all array elements
for i in range(len(A)):
# Find the minimum element in remaining
# unsorted array
min_idx = i
for j in range(i+1, len(A)):
if A[min_idx] > A[j]:
min_idx = j
# Swap the found minimum element with
# the first element
A[i], A[min_idx] = A[min_idx], A[i]
# Driver code to test above
print ("Sorted array")
for i in range(len(A)):
print("%d" %A[i]),

Mad libs generator

Nov 19, 2022CodeCatch

0 likes • 0 views

#Loop back to this point once code finishes
loop = 1
while (loop < 10):
#All the questions that the program asks the user
noun = input("Choose a noun: ")
p_noun = input("Choose a plural noun: ")
noun2 = input("Choose a noun: ")
place = input("Name a place: ")
adjective = input("Choose an adjective (Describing word): ")
noun3 = input("Choose a noun: ")
#Displays the story based on the users input
print ("------------------------------------------")
print ("Be kind to your",noun,"- footed", p_noun)
print ("For a duck may be somebody's", noun2,",")
print ("Be kind to your",p_noun,"in",place)
print ("Where the weather is always",adjective,".")
print ()
print ("You may think that is this the",noun3,",")
print ("Well it is.")
print ("------------------------------------------")
#Loop back to "loop = 1"
loop = loop + 1