Add Select Dialog and Tutorial

:HappyNoises:

JPG2PDF.py

@@ -3,31 +3,45 @@
 from PIL import Image
 import os
 from datetime import datetime
+import tkinter as tk
+from tkinter import filedialog
+
 
 #get time function#
 def getDateTimeStr():
     now = datetime.now()
     return now.strftime('%Y%m%d_%H%M%S')
 
+# open folder w/gui function#
+def openFolder():
+    root = tk.Tk()
+    root.withdraw()
+    file_path = filedialog.askdirectory()
+    return file_path
+
 while True:
+    # -------------- TUTORIAL ----#
+
+    print("JPG-to-PDF with CLI v.3.2.0" + '\n' + 'Copyright (c) 2022 Jangsoodlor. All rights reserved.' + '\n')
+    print('Please move all of your pictures that you desired to be convert to a PDF file one folder before using this program.' + '\n'
+    + 'If you left your field blank, the configuration of your PDF document will be automatically set by the default parameters.'+'\n')
+
     # --------------- USER INPUT -------------------- #
 
-    folderinput = input("insert your picture's folder directory: ")
+    folderinput = input("insert your picture's folder directory (or Press ENTER to open select dialog): ") or openFolder()
     folder = rf'{folderinput}'                                                                      # Folder containing all the images.
-    name = str(input('insert your desired document name: ')) or getDateTimeStr()                                          # Name of the output PDF file.
+    name = str(input('insert your desired document name (if left blank, your document will be named after the current time): ')) or getDateTimeStr()                    # Name of the output PDF file.
     size = input('insert the paper size [A3/A4/A5] (Default: A4): ') or 'a4'
     aspect = str(input('keep your aspect ratio?[Y/N] (Default: N): ')) or 'n'
 
 
     # ---------------FPDF--------------------------------#
     pdf = FPDF(format = f'{size}')
-    imagelist = []                                                                                             # Contains the list of all images to be converted to PDF.
-
-
+    imagelist = []                                                                                   # Contains the list of all images to be converted to PDF.
+
 
     # ------------- ADD ALL THE IMAGES IN A LIST ------------- #
-    print('your directory is: ' + folder +'\n')
-
+    print('your directory is: ' + folder +'\n')                                                                                     
     for item in os.listdir(folder):
         if item.lower().endswith(('.png', '.jpg', '.jpeg')):
             full_path = folder + '\\' + f'{item}'
@@ -40,20 +54,20 @@ def getDateTimeStr():
 
     # --------------- DEFINE OUTPUT PAPER SIZE --------------------#
 
-    if size == 'A3' or size == 'a3':
+    if size.lower().endswith(('a3')):
         w = int(297)
         h = int (420)
-    elif size == 'A4' or size == 'a4':
+    elif size.lower().endswith(('a4')):
         w = int(210)
         h = int(297)
-    elif size == 'A5' or size == 'a5':
+    elif size.lower().endswith(('a5')):
         w = int(148)
         h = int (210)
 
     # -------------- CONVERT TO PDF ------------ #
 
 
-    print('\nFound ' + str(len(imagelist)) + ' image files. Converting to PDF....\n')
+    print('\nFound ' + str(len(imagelist)) + ' images. Converting to PDF....\n')
     for i in range(0, len(imagelist)):
         im1 = Image.open(imagelist[i])                             # Open the image.
         print(im1)
@@ -89,9 +103,11 @@ def AspCalc():
     pdf.output(folder + '\\' + name + '.pdf' , 'F')                      # Save the PDF.
 
     print('PDF generated successfully!')
+
+
     # ---------------Exit----#
     print('Press Y if you want to exit, Otherwise press ENTER twice.:')
     if input() == 'y' or input() == 'Y':
         exit()
-
-    os.system('cls' if os.name == 'nt' else 'clear')
+    else:
+        os.system('cls' if os.name == 'nt' else 'clear')