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Merge pull request #1643 from Volcano-Dragon/master
[GSSOC'23] Time Zone converter in Tkinter GUI
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‎Timezone Converter GUI/Readme.md

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# Package/Script Name
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To convert the given time and date into a selected timezone, the user needs to provide the current timezone, converted timezone, and current time
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## Setup instructions
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Install the following modules <br>
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import datetime <br>
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import tkinter <br>
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import tkinter.messagebox <br>
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import pytz
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## Detailed explanation of script, if needed
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A script file's comments explain what is happening
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## Author(s)
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Volcano-Dragon
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## Output
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![image](https://github.com/Volcano-Dragon/Amazing-Python-Scripts/assets/93902835/dba692d9-fffc-428f-b4d6-15cb39fffbba)
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‎Timezone Converter GUI/Tkinter_time_conv.py

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from datetime import datetime
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import tkinter as tk
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import tkinter.messagebox
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import pytz
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#Creating main Window
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window = tk.Tk()
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window.title("Time-Zone Converter")
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window.geometry('480x300')
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# giving the format of datetime
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format = "%Y-%m-%d %H:%M"
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#entry box for all the values
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entry_cur_tz = tk.Entry(window, width=20, font=('arial',10))
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entry_cur_tz.place(x=20,y=100)
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entry_cnv_tz = tk.Entry(window, width=20, font=('arial',10))
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entry_cnv_tz.place(x=250,y=100)
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entry_cur_tm = tk.Entry(window, width=20, font=('arial',10))
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entry_cur_tm.place(x=20,y=170)
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entry_cnv_tm = tk.Entry(window, width=20, font=('arial',10))
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entry_cnv_tm.place(x=250,y=170)
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#All Entry Box configuration
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def on_focus_in_ent_cur_tz(event):
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if entry_cur_tz.get() == 'Eg. Asia/Kolkata':
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entry_cur_tz.delete(0, "end")
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entry_cur_tz.insert(0, '')
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entry_cur_tz.config(fg = 'black')
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def on_focus_out_ent_cur_tz(event):
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if entry_cur_tz.get() == '':
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entry_cur_tz.insert(0, 'Eg. Asia/Kolkata')
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entry_cur_tz.config(fg = 'grey')
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entry_cur_tz.insert(0, 'Eg. Asia/Kolkata')
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entry_cur_tz.bind('<FocusIn>', on_focus_in_ent_cur_tz)
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entry_cur_tz.bind('<FocusOut>', on_focus_out_ent_cur_tz)
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entry_cur_tz.config(fg = 'grey')
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def on_focus_in_ent_cnv_tz(event):
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if entry_cnv_tz.get() == 'Eg. Australia/Sydney':
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entry_cnv_tz.delete(0, "end")
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entry_cnv_tz.insert(0, '')
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entry_cnv_tz.config(fg = 'black')
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def on_focus_out_ent_cnv_tz(event):
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if entry_cnv_tz.get() == '':
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entry_cnv_tz.insert(0, 'Eg. Australia/Sydney')
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entry_cnv_tz.config(fg = 'grey')
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entry_cnv_tz.insert(0, 'Eg. Australia/Sydney')
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entry_cnv_tz.bind('<FocusIn>', on_focus_in_ent_cnv_tz)
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entry_cnv_tz.bind('<FocusOut>', on_focus_out_ent_cnv_tz)
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entry_cnv_tz.config(fg = 'grey')
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def on_focus_in_ent_cur_tm(event):
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if entry_cur_tm.get() == "Eg. 2023-06-02 20:01":
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entry_cur_tm.delete(0, "end")
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entry_cur_tm.insert(0, '')
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entry_cur_tm.config(fg = 'black')
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def on_focus_out_ent_cur_tm(event):
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if entry_cur_tm.get() == '':
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entry_cur_tm.insert(0, "Eg. 2023-06-02 20:01")
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entry_cur_tm.config(fg = 'grey')
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entry_cur_tm.insert(0, "Eg. 2023-06-02 20:01")
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entry_cur_tm.bind('<FocusIn>', on_focus_in_ent_cur_tm)
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entry_cur_tm.bind('<FocusOut>', on_focus_out_ent_cur_tm)
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entry_cur_tm.config(fg = 'grey')
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def on_focus_in_ent_cnv_tm(event):
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if entry_cnv_tm.get() == 'Click convert button':
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entry_cnv_tm.delete(0, "end")
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entry_cnv_tm.insert(0, '')
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entry_cnv_tm.config(fg = 'black')
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def on_focus_out_ent_cnv_tm(event):
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if entry_cnv_tm.get() == '':
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entry_cnv_tm.insert(0, 'Click convert button')
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entry_cnv_tm.config(fg = 'grey')
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entry_cnv_tm.insert(0, 'Click convert button')
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entry_cnv_tm.bind('<FocusIn>', on_focus_in_ent_cnv_tm)
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entry_cnv_tm.bind('<FocusOut>', on_focus_out_ent_cnv_tm)
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entry_cnv_tm.bind("<Key>", lambda a: "break")
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entry_cnv_tm.config(fg = 'grey')
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#All label with text
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title_lbl=tk.Label(master=window,text="Time-Zone Converter",font=("broadway", 25),bg="black",fg='white')
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title_lbl.place(x=48,y=10)
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cur_tz_lbl=tk.Label(master=window,text="Current timezone name",font=("Times Roman", 10),fg='black')
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cur_tz_lbl.place(x=16,y=80)
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cnv_tz_lbl=tk.Label(master=window,text="Convert timezone name",font=("Times Roman", 10),fg='black')
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cnv_tz_lbl.place(x=246,y=80)
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cur_tm_lbl=tk.Label(master=window,text="Current time (YYYY-MM-DD H:M)",font=("Times Roman", 10),fg='black')
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cur_tm_lbl.place(x=16,y=150)
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cnv_tm_lbl=tk.Label(master=window,text="Converted time (YYYY-MM-DD H:M)",font=("Times Roman", 10),fg='black')
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cnv_tm_lbl.place(x=246,y=150)
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#Convert button function
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def cnv_time():
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date_input = True
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#Check all the data is entered or not
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if entry_cur_tz.get() == 'Eg. Asia/Kolkata' or entry_cnv_tz.get() == 'Eg. Australia/Sydney' or entry_cur_tm.get() == 'Eg. 2023-06-02 20:01' or entry_cnv_tm == 'Click convert button':
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tkinter.messagebox.showerror(title="Error", message="Invalid inputs")
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#Check the date input format
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elif entry_cur_tm.get() != 'Eg. 2023-06-02 20:01':
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try:
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my_timestamp = datetime.strptime(entry_cur_tm.get(), '%Y-%m-%d %H:%M')
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except ValueError:
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date_input = False
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tkinter.messagebox.showerror(title="Error", message="Invalid Date input")
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#Check if timezone entered is right or wrong and convert the date
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if entry_cur_tz != 'Eg. Asia/Kolkata' and entry_cnv_tz != 'Eg. Australia/Sydney':
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try:
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if date_input == True:
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date_time = datetime.strptime(entry_cur_tm.get(), '%Y-%m-%d %H:%M')
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org_timezone = pytz.timezone(entry_cur_tz.get())
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new_timezone = pytz.timezone(entry_cnv_tz.get())
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org_timestamp = org_timezone.localize(date_time)
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new_timestamp = org_timestamp.astimezone(new_timezone)
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entry_cnv_tm.delete(0, "end")
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entry_cnv_tm.config(fg = 'black')
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entry_cnv_tm.insert(0, new_timestamp.strftime(format))
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except pytz.exceptions.UnknownTimeZoneError:
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tkinter.messagebox.showerror(title="Error", message="Invalid timezone input")
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# Convert Button
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button_cnv = tk.Button(window, text="Convert", width=10, command=cnv_time)
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button_cnv.place(x=20,y=210)
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window.resizable(False, False)
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window.mainloop()

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