Rename Week 6 Files and errors/15. Fix and copy calculations to Week 6 Files and errors/[Fixed]15. Fix and copy calculations

Week 6 Files and errors/{15. Fix and copy calculations → [Fixed]15. Fix and copy calculations}

@@ -76,3 +76,108 @@ if fname in content:
 NameError: name 'content' is not defined
 '''
 
+
+
+############################################
+
+
+# approach 2 - worked
+# commented out fix_and_copy()
+# some exercises want us to execute, some exercises dont want us to execute the function - so that was confusing
+
+def fix_and_copy():
+    with open('calculations.csv', 'r') as source_file, open('corrected_calculations.csv', 'w') as dest_file:
+        for line in source_file:
+            # Strip whitespace and split the line
+            parts = line.strip().split('=')
+            left_side, result = parts
+            
+            addends = left_side.split('+')
+            
+            lhsdigit = addends[0].isdigit()
+            rhsdigit = addends[1].isdigit()
+            resultdigit = result.isdigit()
+            
+            if lhsdigit == False:
+                lhs = int(result) - int(addends[1])
+                fixed_line = f"{lhs}+{addends[1]}={result}"
+            elif rhsdigit == False:
+                rhs = int(result) - int(addends[0])
+                fixed_line = f"{addends[0]}+{rhs}={result}"
+            else:
+                result = int(addends[0]) + int(addends[1])
+                fixed_line = f"{addends[0]}+{addends[1]}={result}"
+            
+            
+            # If we reach here, we've found the correct fix
+            dest_file.write(fixed_line + '\n')
+
+
+#fix_and_copy()
+
+
+
+
+
+
+'''expected and actual output
+
+File calculations.csv contents:
+VUQ+9=16
+9+C=15
+9+OFVI=17
+5+3=B
+ZWW+9=18
+TAEFD+6=7
+4+8=BKFE
+WJN+9=14
+1+PKOY=5
+6+UBAO=15
+7+9=WJE
+5+J=10
+W+6=9
+4+7=UHQ
+RLAI+3=6
+7+9=GWI
+8+9=OPJU
+1+7=EHUDK
+BJFLD+9=13
+8+JL=12
+2+KJDWE=10
+9+9=LBTGY
+BL+6=13
+9+FYVO=11
+
+
+Calling function...
+fix_and_copy()
+
+
+File corrected_calculations contents:
+7+9=16
+9+6=15
+9+8=17
+5+3=8
+9+9=18
+1+6=7
+4+8=12
+5+9=14
+1+4=5
+6+9=15
+7+9=16
+5+5=10
+3+6=9
+4+7=11
+3+3=6
+7+9=16
+8+9=17
+1+7=8
+4+9=13
+8+4=12
+2+8=10
+9+9=18
+7+6=13
+9+2=11
+
+
+'''