Add files via upload

Author: iamx-ariful-islam

practice-code/0349_animated_bar_chart.py

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+# pip install pygal
+
+import pygal
+
+
+bar = pygal.Bar()
+bar.title = 'Simple Animated Bar'
+bar.add('A', [1, 3, 5])
+bar.add('B', [5, 2, 4])
+bar.redner_in_browser()

practice-code/0350_icon_animation.py

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+from tkinter import *
+
+
+# root class
+class App(Frame):
+    def __init__(self, win):
+        super().__init__(win)
+        self.win   = win
+        self.icon_visible = False
+
+        self.lb_icon = Label(self.win, text="⚠️", font=("Cambria", 48, "bold"), fg="red", justify="center")
+        self.lb_icon.place(relx=0.5, rely=0.5, anchor="center")
+
+        self.blink_icon()
+
+
+    def blink_icon(self):
+        if self.icon_visible:
+            self.lb_icon.config(fg="#F0F0ED")
+            self.icon_visible = False
+        else:
+            self.lb_icon.config(fg="red")
+            self.icon_visible = True
+        self.win.after(600, self.blink_icon)
+
+
+# root
+if __name__ == '__main__':
+    win = Tk()
+    win.title('Icon Animation')
+
+    w, h = 850, 500
+    sw = win.winfo_screenwidth()
+    sh = win.winfo_screenheight()
+    x, y = (sw - w) // 2, (sh - h) // 2
+    win.geometry(f'{w}x{h}+{x}+{y-40}')
+
+    app = App(win)
+    win.mainloop()

practice-code/0351_text_animation.py

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+from tkinter import *
+
+
+# root class
+class App(Frame):
+    def __init__(self, win):
+        super().__init__(win)
+        self.win   = win
+        self.text  = "Not Free — This is a paid project, available after purchase!"
+        self.index = 0
+        
+        self.lb_text = Label(self.win, text=self.text, font=("Cambria", 19, "bold"), fg="red", wraplength=700, justify="center")
+        self.lb_text.place(relx=0.5, rely=0.5, anchor="center")
+
+        self.animate_text()
+
+
+    def animate_text(self):
+        if self.index < len(self.text):
+            self.lb_text.config(text=self.text[:self.index + 1])
+            self.index += 1
+            self.win.after(70, self.animate_text)
+        else:
+            self.win.after(2000, self.restart_animation)
+
+
+    def restart_animation(self):
+        self.index = 0
+        self.lb_text.config(text="")
+        self.win.after(300, self.animate_text)
+
+
+# root
+if __name__ == '__main__':
+    win = Tk()
+    win.title('Text Animation')
+
+    w, h = 850, 500
+    sw = win.winfo_screenwidth()
+    sh = win.winfo_screenheight()
+    x, y = (sw - w) // 2, (sh - h) // 2
+    win.geometry(f'{w}x{h}+{x}+{y-40}')
+
+    app = App(win)
+    win.mainloop()

practice-code/0352_tkinter_windows_screen_block.py

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+import tkinter as tk
+
+
+UNLOCK_KEY    = '12345'
+MAX_ATTEMPTS  = 3
+ATTEMPT_COUNT = 0
+
+def handle_unlock_request(event):
+    global ATTEMPT_COUNT
+    ATTEMPT_COUNT += 1
+    
+    if unlock_entry.get().strip() == UNLOCK_KEY:
+        root.destroy()
+    elif ATTEMPT_COUNT >= MAX_ATTEMPTS:
+        root.destroy()
+    else: unlock_entry.delete(0, tk.END)
+
+
+root = tk.Tk()
+
+root.title('Self Destroy')
+root.attributes('-alpha', 0.8)                    # 80% transparent
+root.attributes('-fullscreen', True)              # show the window as full-screen
+root.attributes('-topmost', True)                 # always show window in the top
+root.protocol('WM_DELETE_WINDOW', lambda: None)   # cannot close window/disable close button
+
+
+unlock_entry = tk.Entry(root, show='*', font=(None, 20, 'bold'), width=20, justify='center', relief=tk.FLAT)
+unlock_entry.place(relx=0.5, rely=0.5, anchor='center')
+unlock_entry.bind('<Return>', handle_unlock_request)   # bind enter/return key
+
+
+root.resizable(0, 0)
+root.mainloop()

practice-code/0353_pdf_to_docx.py

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+# pip install pdfplumber
+# pip install python-docx
+
+import pdfplumber
+from docx import Document
+
+
+pdf = pdfplumber.open('<file_name>.pdf')
+doc = Document()
+
+for page in pdf.pages:
+    text = page.extract_text()
+    if text:
+        doc.add_paragraph(text)
+
+doc.save('<file_name>.docx')
+pdf.close()
+
+print("Text extracted and saved!")

practice-code/0354_calculate_hash_of_a_file.py

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+import hashlib
+
+
+def file_hash(file_path, algo='sha256'):
+    h = hashlib.new(algo)
+    with open(file_path, 'rb') as f:
+        while chunk := f.read(8192):
+            h.update(chunk)
+    return h.hexdigest()
+
+
+file_path = '<file_name>.txt'
+print('SHA-256 Hash:', file_hash(file_path))

practice-code/0355_calculate_md5_hash_of_a_file.py

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+import hashlib
+
+
+file = '<file_name>.txt'
+
+with open(file, 'rb') as f:
+    hash = hashlib.md5(f.read()).hexdigest()
+
+print('MD5:', hash)

practice-code/0356_files_and_folders_count.py

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+import os
+
+
+PATH = r'C:\Downloads' # directory path
+
+files = 0
+dirs  = 0
+
+for root, dirnames, filenames in os.walk(PATH):
+    dirs += len(dirnames)
+    files += len(filenames)
+
+print('Files:', files)
+print('Directories:', dirs)
+print('Total:', files + dirs)

practice-code/0357_monitor_network_upload_download.py

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+# pip install psutil
+
+import time
+import psutil
+
+
+before = psutil.net_io_counters()
+time.sleep(1)
+after  = psutil.net_io_counters()
+
+download = after.bytes_recv - before.bytes_recv
+upload   = after.bytes_sent - before.bytes_sent
+
+print('Download Speed:', download, 'Bytes/sec')
+print('Upload Speed:', upload, 'Bytes/sec')

practice-code/0358_check_cpu_usage.py

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+# pip install psutil
+
+import psutil
+
+
+cpu_percent = psutil.cpu_percent(interval=1)
+
+print('CPU Usage:', cpu_percent, '%')