Fix type hints issues

Python/p008.py

@@ -30,7 +30,7 @@ from projecteuler import timing
 
 @timing
 def p008() -> None:
-    number = '73167176531330624919225119674426574742355349194934' +\
+    _number = '73167176531330624919225119674426574742355349194934' +\
               '96983520312774506326239578318016984801869478851843' +\
               '85861560789112949495459501737958331952853208805511' +\
               '12540698747158523863050715693290963295227443043557' +\
@@ -51,7 +51,7 @@ def p008() -> None:
               '71636269561882670428252483600823257530420752963450'
 
     # Transform the string into a list of integers
-    number = list(map(int, number))
+    number = list(map(int, _number))
 
     _max = 0
 

Python/p013.py

@@ -110,7 +110,7 @@ from projecteuler import timing
 
 @timing
 def p013() -> None:
-    numbers = [37107287533902102798797998220837590246510135740250,
+    _numbers = [37107287533902102798797998220837590246510135740250,
                 46376937677490009712648124896970078050417018260538,
                 74324986199524741059474233309513058123726617309629,
                 91942213363574161572522430563301811072406154908250,
@@ -212,7 +212,7 @@ def p013() -> None:
                 53503534226472524250874054075591789781264330331690]
 
     # Convert the list of numbers in a numpy array and calculate the sum
-    numbers = np.array(numbers)
+    numbers = np.array(_numbers)
 
     _sum = str(numbers.sum())
 

Python/p018.py

@@ -42,16 +42,11 @@ def p018() -> None:
             triang = []
 
             for line in fp:
-                triang.append(line.strip('\n').split())
+                triang.append(list(map(int, line.strip('\n').split())))
     except FileNotFoundError:
         print('Error while opening file p018_triangle.txt')
         sys.exit(1)
 
-    l = len(triang)
-
-    for i in range(l):
-        triang[i] = list(map(int, triang[i]))
-
     # Use the function implemented in projecteuler.c to find the maximum path.
     _max = find_max_path(triang, 15)