csv files programs added

assignment_generator.py

@@ -1,3 +1,4 @@
+
 import random
 
 unique=[]
@@ -40,4 +41,4 @@
         if(counter>=6):
             break
 
-    print(string)
+    print(string)

delete_record.py

@@ -0,0 +1,29 @@
+import csv
+name = input('Name to delete :')
+# this is comment
+# hello rakesh this is comment
+""" this is multi line commnet"""
+
+records=[]
+found =0
+file = open("student.csv","r")
+reader = csv.DictReader(file)
+for record in reader:
+    record = dict(record)
+    if(record['name']!=name):
+        records.append(dict(record)) 
+    else:
+        found =1
+file.close()
+# Remove the old file and create a new csv file
+headers=['rollno','name','stream','fees']
+file = open("student.csv","w")
+writer = csv.DictWriter(file,fieldnames =headers, lineterminator ='\n') 
+writer.writeheader()
+writer.writerows(records)
+file.close()
+
+if(found==0):
+    print(name, " does not exists")
+else:
+    print(name," deleted successfully")

fileHandling/csv Files/search_record.py

@@ -0,0 +1,15 @@
+import csv
+name = input('Name to Search :')
+
+file = open('student.csv','r')
+reader = csv.DictReader(file)
+found =0
+for x in reader:
+    x = dict(x)
+    if(x['name']==name):
+        print(name,' found in CSV file..')
+        found =1
+file.close()
+
+if(found == 0):
+    print(name, ' not found....')

fileHandling/csv Files/updateCSV.py

@@ -0,0 +1,31 @@
+# program to update a record in csv file
+import csv
+name = input('Name to Update :')
+records = []
+found = 0
+file = open("student.csv", "r")
+reader = csv.DictReader(file)
+for record in reader:
+    record = dict(record)
+    if(record['name'] == name):
+        record = dict(record)
+        record['name'] =input('New Name:')
+        records.append(record)
+        found=1
+    else:
+        records.append(dict(record))
+file.close()
+
+# Remove the old file and create a new csv file
+pr
+headers = ['rollno', 'name', 'stream', 'fees']
+file = open("student.csv", "w")
+writer = csv.DictWriter(file, fieldnames=headers, lineterminator='\n')
+writer.writeheader()
+writer.writerows(records)
+file.close()
+
+if(found == 0):
+    print(name, " does not exists")
+else:
+    print(name, " updated successfully")

fileHandling/csv Files/writeCSVFile.py

@@ -0,0 +1,15 @@
+import csv
+records =[ 
+    ["ID", "name", "Price", "Qty"],
+          ["102","LG Monitor","6500","20"],
+          ["103","KeyBoard","1350","156"],
+          ["105","Hp Mouse","650","120"],
+          ["106","Speaker","1670","136"]
+]
+
+f = open("stock.csv","w")
+csvwriter = csv.writer(f,lineterminator="\n")
+# csvwriter.writerow(header)
+csvwriter.writerows(records)
+f.close()
+print("Check your file now....")

fileHandling/csv Files/writeCsvDictWriter.py

@@ -0,0 +1,15 @@
+import csv
+headers =['rollno','name','stream','fees']
+records = [
+    {'fees': 2356,'rollno': 12, 'name': 'surendra', 'stream': 'Humanities', },
+    {'rollno': 13, 'stream': 'Humanities', 'fees': 2356,'name': 'Ashok', },
+    {'rollno':15,'name':'Nipun','stream':'Humanities','fees':2356},
+    {'rollno': 22, 'name': 'Ayush Negi', 'fees': 2356,'stream': 'Science', },
+]
+
+f = open("student.csv", "w")
+writer = csv.DictWriter(f, fieldnames = headers, lineterminator='\n')
+writer.writeheader()
+writer.writerows(records)
+f.close()
+print("Check your file now....")

stock.csv

@@ -0,0 +1,5 @@
+ID,name,Price,Qty
+102,LG Monitor,6500,20
+103,KeyBoard,1350,156
+105,Hp Mouse,650,120
+106,Speaker,1670,136

student.csv

@@ -0,0 +1,5 @@
+rollno,name,stream,fees
+12,surendra,Humanities,2356
+13,Ashok Goyal,Humanities,2356
+15,Nipun,Humanities,2356
+22,Ayush Negi,Science,2356

tempCodeRunnerFile.py

@@ -1 +1,2 @@
-target_list
+file = open("student.dat","w")
+writer = csv.DictWriter(file,fieldnames ="", lineterminator ='\n')