seminarwahl_cleaner/seminarwahl_cleaner.py

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import re
import tkinter as tk
import tkinter.filedialog as tkfd
import tkinter.messagebox as tkm
root = tk.Tk()
root.rowconfigure(0, weight=1)
root.rowconfigure(0, weight=3)
root.columnconfigure(0, weight=1)
root.columnconfigure(1, weight=1)
root.columnconfigure(2, weight=1)
content = ""
content_lines = list()
newcontent = ""
fname = ""
def load_file(event=None):
global content
global content_lines
global fname
fname = tkfd.askopenfilename(filetypes=(("CSV files","*.csv"),("text files","*.txt")))
try:
f = open(fname, mode='r')
content = f.read()
f.seek(0)
for line in f:
content_lines.append(line)
t_preview.insert(0.0,content)
f.close()
except:
tkm.showerror(title="Fehler beim Öffnen",
message="Öffnen der Datei fehlgeschlagen.")
def clean(event=None):
global content_lines
global newcontent
newcontent = ""
t_preview.delete(0.0,tk.END)
for line in content_lines:
newline = re.sub(r"\s[(][a-zA-Zäöü\s]*[)]", "", line) # Fächer
newline = re.sub(r'["]', "", newline) # Anführungszeichen
tc = re.split(',', newline)
tc = [e.strip() for e in tc]
print(tc)
# Umsortieren
tcnew = [tc[-1]] + [tc[1]] + [tc[0]] + tc[2:-1]
tcnew[-1] = tcnew[-1] + "\n"
newline = ",".join(tcnew)
newcontent += newline
t_preview.insert(0.0,newcontent)
def save_file(event=None):
global fname
global newcontent
if fname == "":
tkm.showerror(title="Fehler beim Speichern",
message="Speichern fehlgeschlagen")
return 1
fname_new = fname[:-4] + "c" + ".csv"
try:
f = open(fname_new, mode='w')
f.write(newcontent)
tkm.showinfo(title="Gespeichert",
message="Datei unter {} gespeichert.".format(fname_new))
except:
tkm.showerror(title="Fehler beim Speichern",
message="Speichern fehlgeschlagen")
bt_choose_file = tk.Button(root, text="Datei auswählen")
bt_choose_file.grid(row=0, column=0)
bt_choose_file["command"] = load_file
bt_clean = tk.Button(root, text="Bereinigen")
bt_clean.grid(row=0, column=1)
bt_clean["command"] = clean
bt_save_file = tk.Button(root, text="Speichern")
bt_save_file.grid(row=0, column=2)
bt_save_file["command"] = save_file
bt_quit = tk.Button(root, text="Beenden", fg="red")
bt_quit.grid(row=0, column=3)
bt_quit["command"] = root.destroy
t_preview = tk.Text(root, height = 10, width = 150)
t_preview.grid(row=1, column=0, columnspan=3, sticky="nwse")
root.mainloop()