Python program to plot timeseries data stored in a CSV file. Format: <timestamp>,<value>\n

timeseries_plot.py

import sys
try:
  import matplotlib.pyplot as plt
except ModuleNotFoundError:
  print("Error: Module was not found")
  sys.exit()
except:
  print("Something went wrong while importing module/s \n")
  sys.exit()
  
timestamp =[]
value = []

inFile = input("Enter file name:")

print(f"Reading File {inFile} ......\n")

try:
  with open(f'{inFile}','r') as file_:
    data = file_.readlines()

    for each in data:
      timestamp.append(each.split(",")[0])
      value.append((each.split(",")[1]).split("\n")[0])

except FileNotFoundError:
	print("Error: File Not Found")
except:
	print("Something went wrong while accessing file \n")

print("Plotting graph:")
print(timestamp, value)
if timestamp != [] and value != []:
	plt.figure()
	plt.title('Plot')
	plt.xlabel('X')
	plt.ylabel('Y')
	plt.show(plt.plot(timestamp, value))