From 02bf7c0146df1e41f45c4ee04ff9654629c023c8 Mon Sep 17 00:00:00 2001
From: percy07 <56677891+percy07@users.noreply.github.com>
Date: Tue, 29 Oct 2019 16:34:31 +0530
Subject: [PATCH 1/3] Update basic_maths.py

Add Doctests.
---
 maths/basic_maths.py | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/maths/basic_maths.py b/maths/basic_maths.py
index 34ffd1031527..780cb885b0fd 100644
--- a/maths/basic_maths.py
+++ b/maths/basic_maths.py
@@ -3,7 +3,10 @@
 
 
 def prime_factors(n):
-    """Find Prime Factors."""
+    """Find Prime Factors.
+    >>> prime_factors(10)
+    [2,5]
+    """
     pf = []
     while n % 2 == 0:
         pf.append(2)
@@ -21,7 +24,10 @@ def prime_factors(n):
 
 
 def number_of_divisors(n):
-    """Calculate Number of Divisors of an Integer."""
+    """Calculate Number of Divisors of an Integer.
+    >>> number_of_divisors(24)
+    8
+    """
     div = 1
 
     temp = 1
@@ -41,7 +47,10 @@ def number_of_divisors(n):
 
 
 def sum_of_divisors(n):
-    """Calculate Sum of Divisors."""
+    """Calculate Sum of Divisors.
+    >>> sum_of_divisors(72)
+    195
+    """
     s = 1
 
     temp = 1

From db83f49f70646685bf141b1e4bf4fff6e1803cb4 Mon Sep 17 00:00:00 2001
From: Christian Clauss <cclauss@me.com>
Date: Tue, 29 Oct 2019 21:52:37 +0100
Subject: [PATCH 2/3] Update basic_maths.py

---
 maths/basic_maths.py | 49 +++++++++++++++++---------------------------
 1 file changed, 19 insertions(+), 30 deletions(-)

diff --git a/maths/basic_maths.py b/maths/basic_maths.py
index 780cb885b0fd..d493ca7eb6c9 100644
--- a/maths/basic_maths.py
+++ b/maths/basic_maths.py
@@ -2,64 +2,56 @@
 import math
 
 
-def prime_factors(n):
+def prime_factors(n: int) -> list:
     """Find Prime Factors.
-    >>> prime_factors(10)
-    [2,5]
+    >>> prime_factors(100)
+    [2, 2, 5, 5]
     """
     pf = []
     while n % 2 == 0:
         pf.append(2)
         n = int(n / 2)
-
     for i in range(3, int(math.sqrt(n)) + 1, 2):
         while n % i == 0:
             pf.append(i)
             n = int(n / i)
-
     if n > 2:
         pf.append(n)
-
     return pf
 
 
-def number_of_divisors(n):
+def number_of_divisors(n: int) -> int:
     """Calculate Number of Divisors of an Integer.
-    >>> number_of_divisors(24)
-    8
+    >>> number_of_divisors(100)
+    9
     """
     div = 1
-
     temp = 1
     while n % 2 == 0:
         temp += 1
         n = int(n / 2)
-    div = div * (temp)
-
+    div *= temp
     for i in range(3, int(math.sqrt(n)) + 1, 2):
         temp = 1
         while n % i == 0:
             temp += 1
             n = int(n / i)
-        div = div * (temp)
-
+        div *= temp
     return div
 
 
-def sum_of_divisors(n):
+def sum_of_divisors(n: int) -> int:
     """Calculate Sum of Divisors.
-    >>> sum_of_divisors(72)
-    195
+    >>> sum_of_divisors(100)
+    217
     """
     s = 1
-
     temp = 1
     while n % 2 == 0:
         temp += 1
         n = int(n / 2)
     if temp > 1:
         s *= (2 ** temp - 1) / (2 - 1)
-
     for i in range(3, int(math.sqrt(n)) + 1, 2):
         temp = 1
         while n % i == 0:
@@ -67,27 +59,24 @@ def sum_of_divisors(n):
             n = int(n / i)
         if temp > 1:
             s *= (i ** temp - 1) / (i - 1)
-
-    return s
+    return int(s)
 
 
-def euler_phi(n):
-    """Calculte Euler's Phi Function."""
+def euler_phi(n: int) -> int:
+    """Calculte Euler's Phi Function.
+    >>> euler_phi(100)
+    40
+    """
     l = prime_factors(n)
     l = set(l)
     s = n
     for x in l:
         s *= (x - 1) / x
-    return s
+    return int(s)
 
 
-def main():
-    """Print the Results of Basic Math Operations."""
+if __name__ == "__main__":
     print(prime_factors(100))
     print(number_of_divisors(100))
     print(sum_of_divisors(100))
     print(euler_phi(100))
-
-
-if __name__ == "__main__":
-    main()

From 057f6a890490a436be2197936b37686447aa751b Mon Sep 17 00:00:00 2001
From: Christian Clauss <cclauss@me.com>
Date: Tue, 29 Oct 2019 21:53:46 +0100
Subject: [PATCH 3/3] Add a space to fix the doctest

---
 neural_network/perceptron.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/neural_network/perceptron.py b/neural_network/perceptron.py
index d64c0a5c4341..26d48506254b 100644
--- a/neural_network/perceptron.py
+++ b/neural_network/perceptron.py
@@ -90,7 +90,7 @@ def sort(self, sample) -> None:
         >>> data = [[2.0149, 0.6192, 10.9263]]
         >>> targets = [-1]
         >>> perceptron = Perceptron(data,targets)
-        >>> perceptron.training() # doctest:+ELLIPSIS
+        >>> perceptron.training() # doctest: +ELLIPSIS
         ('\\nEpoch:\\n', ...)
         ...
         >>> perceptron.sort([-0.6508, 0.1097, 4.0009]) # doctest: +ELLIPSIS