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Update and rename NSE-Option-Chain-Analyzer.py to NSE_Option_Chain_An…
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…alyzer.py
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@VarunS2002
VarunS2002 authored Sep 24, 2020
1 parent 3844b81 commit 3fd9b87
Showing 1 changed file with 49 additions and 29 deletions.
78 changes: 49 additions & 29 deletions NSE-Option-Chain-Analyzer.py → NSE_Option_Chain_Analyzer.py
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Original file line number Diff line number Diff line change
Expand Up @@ -18,22 +18,30 @@ def __init__(self, window):
self.first_run = True
self.stop = False
self.dates = [""]
self.indexes = ["NIFTY", "BANKNIFTY", "NIFTYIT"]
self.indices = ["NIFTY", "BANKNIFTY", "NIFTYIT"]
self.headers = {'user-agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, '
'like Gecko) '
'Chrome/80.0.3987.149 Safari/537.36',
'accept-language': 'en,gu;q=0.9,hi;q=0.8', 'accept-encoding': 'gzip, deflate, br'}
self.session = requests.Session()
self.cookies = {}
self.login_win(window)

def get_data(self, event="empty"):
def get_data(self, event=None):
request = None
response = None
if self.first_run:
self.index = self.index_var.get()
try:
url_oc = "https://www.nseindia.com/option-chain"
url = f"https://www.nseindia.com/api/option-chain-indices?symbol={self.index}"
response = requests.get(url, headers=self.headers, timeout=5)
request = self.session.get(url_oc, headers=self.headers, timeout=5)
self.cookies = dict(request.cookies)
response = self.session.get(url, headers=self.headers, timeout=5, cookies=self.cookies)
except Exception as err:
print(err)
print(request.status_code)
print(response.status_code)
print(err, "1")
messagebox.showerror(title="Error", message="Error in fetching dates.\nPlease retry.")
self.dates.clear()
self.dates = [""]
Expand All @@ -43,16 +51,18 @@ def get_data(self, event="empty"):
else:
try:
url = f"https://www.nseindia.com/api/option-chain-indices?symbol={self.index}"
response = requests.get(url, headers=self.headers, timeout=5)
response = self.session.get(url, headers=self.headers, timeout=5, cookies=self.cookies)
except Exception as err:
print(err)
print(response)
print(err, "2")
return

if response is not None:
try:
json_data = response.json()
except Exception as err:
print(err)
print(response)
print(err, "3")
json_data = {}
else:
json_data = {}
Expand All @@ -61,8 +71,11 @@ def get_data(self, event="empty"):
messagebox.showerror(title="Error", message="Error in fetching dates.\nPlease retry.")
self.dates.clear()
self.dates = [""]
self.date_menu.config(values=tuple(self.dates))
self.date_menu.current(0)
try:
self.date_menu.config(values=tuple(self.dates))
self.date_menu.current(0)
except TclError as err:
print(err, "4")
return
elif json_data == {}:
return
Expand All @@ -74,8 +87,8 @@ def get_data(self, event="empty"):
try:
self.date_menu.config(values=tuple(self.dates))
self.date_menu.current(0)
except TclError:
pass
except TclError as err:
print(err, "5")

return response, json_data

Expand All @@ -89,13 +102,13 @@ def login_win(self, window):
self.login.geometry("260x90+{}+{}".format(position_right, position_down))

self.index_var = StringVar()
self.index_var.set(self.indexes[0])
self.index_var.set(self.indices[0])
self.dates_var = StringVar()
self.dates_var.set(self.dates[0])

index_label = Label(self.login, text="Index: ", justify=LEFT)
index_label.grid(row=0, column=0, sticky=N + S + W)
self.index_menu = Combobox(self.login, textvariable=self.index_var, values=self.indexes)
self.index_menu = Combobox(self.login, textvariable=self.index_var, values=self.indices)
self.index_menu.config(width=15)
self.index_menu.grid(row=0, column=1, sticky=N + S + E)
date_label = Label(self.login, text="Expiry Date: ", justify=LEFT)
Expand Down Expand Up @@ -128,7 +141,7 @@ def focus_widget(event, mode):

self.login.mainloop()

def start(self, event="empty"):
def start(self, event=None):
self.expiry_date = self.dates_var.get()
if self.expiry_date == "":
messagebox.showerror(title="Error", message="Incorrect Expiry Date.\nPlease enter correct Expiry Date.")
Expand All @@ -138,10 +151,10 @@ def start(self, event="empty"):
self.login.destroy()
self.main_win()
except ValueError as err:
print(err)
print(err, "6")
messagebox.showerror(title="Error", message="Incorrect Strike Price.\nPlease enter correct Strike Price.")

def change_state(self, event="empty"):
def change_state(self, event=None):

if not self.stop:
self.stop = True
Expand All @@ -154,7 +167,7 @@ def change_state(self, event="empty"):

self.main()

def export(self, event="empty"):
def export(self, event=None):
sheet_data = self.sheet.get_sheet_data()

try:
Expand All @@ -165,11 +178,11 @@ def export(self, event="empty"):
messagebox.showinfo(title="Export Complete",
message="Data has been exported to NSE-Option-Chain-Analyzer.csv.")
except Exception as err:
print(err)
print(err, "7")
messagebox.showerror(title="Export Failed",
message="An error occurred while exporting the data.")

def links(self, link, event="empty"):
def links(self, link, event=None):

if link == "developer":
webbrowser.open_new("https://github.com/VarunS2002/")
Expand Down Expand Up @@ -198,7 +211,7 @@ def about_window(self):

return self.info

def about(self, event="empty"):
def about(self, event=None):
self.info = self.about_window()
self.info.rowconfigure(0, weight=1)
self.info.rowconfigure(1, weight=1)
Expand All @@ -212,7 +225,7 @@ def about(self, event="empty"):
heading.grid(row=0, column=0, columnspan=2, sticky=N + S + W + E)
version_label = Label(self.info, text="Version:", relief=RIDGE)
version_label.grid(row=1, column=0, sticky=N + S + W + E)
version_val = Label(self.info, text="3.2", relief=RIDGE)
version_val = Label(self.info, text="3.3", relief=RIDGE)
version_val.grid(row=1, column=1, sticky=N + S + W + E)
dev_label = Label(self.info, text="Developer:", relief=RIDGE)
dev_label.grid(row=2, column=0, sticky=N + S + W + E)
Expand All @@ -234,10 +247,11 @@ def about(self, event="empty"):

self.info.mainloop()

def close(self, event="empty"):
def close(self, event=None):
ask_quit = messagebox.askyesno("Quit", "All unsaved data will be lost.\nProceed to quit?", icon='warning',
default='no')
if ask_quit:
self.session.close()
self.root.destroy()
quit()
elif not ask_quit:
Expand Down Expand Up @@ -277,7 +291,7 @@ def main_win(self):
top_frame.pack(fill="both", expand=True)

output_columns = (
'Time', 'Points', 'Call Sum\n(in K)', 'Put Sum\n(in K)', 'Difference\n(in K)', 'Call Boundary\n(in K)',
'Time', 'Value', 'Call Sum\n(in K)', 'Put Sum\n(in K)', 'Difference\n(in K)', 'Call Boundary\n(in K)',
'Put Boundary\n(in K)', 'Call ITM', 'Put ITM')
self.sheet = tksheet.Sheet(top_frame, column_width=85, align="center", headers=output_columns,
header_font=("TkDefaultFont", 9, "bold"), empty_horizontal=0,
Expand Down Expand Up @@ -311,7 +325,7 @@ def main_win(self):
max_call_oi_sp_label.grid(row=1, column=0, sticky=N + S + W + E)
self.max_call_oi_sp_val = Label(bottom_frame, text="", relief=RIDGE)
self.max_call_oi_sp_val.grid(row=1, column=1, sticky=N + S + W + E)
max_call_oi_label = Label(bottom_frame, text="OI:", relief=RIDGE, font=("TkDefaultFont", 9, "bold"))
max_call_oi_label = Label(bottom_frame, text="OI (in K):", relief=RIDGE, font=("TkDefaultFont", 9, "bold"))
max_call_oi_label.grid(row=1, column=2, sticky=N + S + W + E)
self.max_call_oi_val = Label(bottom_frame, text="", relief=RIDGE)
self.max_call_oi_val.grid(row=1, column=3, sticky=N + S + W + E)
Expand All @@ -322,7 +336,7 @@ def main_win(self):
max_put_oi_sp_label.grid(row=1, column=4, sticky=N + S + W + E)
self.max_put_oi_sp_val = Label(bottom_frame, text="", relief=RIDGE)
self.max_put_oi_sp_val.grid(row=1, column=5, sticky=N + S + W + E)
max_put_oi_label = Label(bottom_frame, text="OI:", relief=RIDGE, font=("TkDefaultFont", 9, "bold"))
max_put_oi_label = Label(bottom_frame, text="OI (in K):", relief=RIDGE, font=("TkDefaultFont", 9, "bold"))
max_put_oi_label.grid(row=1, column=6, sticky=N + S + W + E)
self.max_put_oi_val = Label(bottom_frame, text="", relief=RIDGE)
self.max_put_oi_val.grid(row=1, column=7, sticky=N + S + W + E)
Expand Down Expand Up @@ -591,7 +605,8 @@ def main(self):

try:
index = int(df[df['Strike Price'] == self.sp].index.tolist()[0])
except IndexError:
except IndexError as err:
print(err, "8")
messagebox.showerror(title="Error",
message="Incorrect Strike Price.\nPlease enter correct Strike Price.")
self.root.destroy()
Expand Down Expand Up @@ -661,7 +676,12 @@ def main(self):
self.root.after((self.seconds * 1000), self.main)
return

@staticmethod
def create_instance():
master_window = Tk()
Nse(master_window)
master_window.mainloop()


master_window = Tk()
gui = Nse(master_window)
master_window.mainloop()
if __name__ == '__main__':
Nse.create_instance()

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