aditya/pull_request: creating a pull request

electricity_tariff_calc.py

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+import uuid
+rupee_symbol = u"\u20B9"
+constant = 1
+print()
+print("__________ WELCOME TO ELECTRICITY BILL CALCULATOR __________")
+print()
+while constant > 0 :
+    try :
+        print()
+        print(f">> Client Id - {uuid.uuid4()}")
+
+        #COLLECTING DATA
+        consumer_name = input(".. Enter consumer name : ")
+        while constant > 0 :
+            area_type = input(".. Enter area type (Urban/Rural) : ").lower()
+            area_type = area_type.strip()
+            if area_type in ['urban','rural'] :
+                break
+            else:
+                print(".. Error in area type.")
+        unit_consumed = float(input(".. Enter number of units consumed : "))
+
+
+        if unit_consumed <= 100.00 :
+            unit_distribution = [unit_consumed, 0, 0]
+        elif 100.00 < unit_consumed <= 300.00 :
+            unit_distribution = [100.00, round((unit_consumed-100),2), 0]
+        elif 300.00 < unit_consumed :
+            unit_distribution = [100.00, 200.00, round((unit_consumed-300),2)]
+
+        tariff_list = [5.05,6.35,7.18]
+
+        #CALCULATING BILL
+        base_amt_slab = list(map(lambda x,y : round(x*y,2), unit_distribution, tariff_list))
+        total_base_amt = 0
+        for i in range(0,3):
+            total_base_amt += base_amt_slab[i]
+
+        if area_type == "rural" :
+            subsidy = round(0.25*total_base_amt, 2)
+        else :
+            subsidy = 0
+
+        if unit_consumed > 300.00 :
+            surcharge = round(0.025*total_base_amt, 2)
+        else :
+            surcharge = 0
+
+        total_bill = total_base_amt - subsidy + surcharge
+
+        #PRINTING THE BILL
+        print()
+        print(f".... Elecricity Bill for {consumer_name} ....")
+        for j in range(0,3):
+            if j == 0 :
+                prefix = 'first'
+            else :
+                prefix = 'next'
+            if unit_distribution[j] > 0 :
+                print(f".. Base amount for {prefix} {'%.2f' % unit_distribution[j]} units is : {rupee_symbol}{'%.2f' % base_amt_slab[j]} ({rupee_symbol}{'%.2f' % tariff_list[j]}/unit)")
+
+        print(f".. Total base amount is : {rupee_symbol}{'%.2f' % total_base_amt}")        
+        print(f".. Surcharge : {'Not Applicable' if surcharge==0 else rupee_symbol+str('%.2f' % surcharge)}")    
+        print(f".. Subsidy : {'Not Applicable' if subsidy==0 else rupee_symbol+str('%.2f' % subsidy)}")
+        print(f".. Total bill amount to be paid is : {rupee_symbol}{'%.2f' % total_bill}")
+        print()
+
+    except :
+        print(".. Error - Invalid input.")
+        print()
+