10 examples of 'sum of prime numbers from m to n in python' in Python

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3def is_prime(n):
4 i = 3
5 while i * i <= n:
6 if n % i == 0: return False
7 i += 2
8 return True
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1def is_prime(n):
2 if n < 2:
3 return False
4
5 i = 2
6
7 while i * i <= n:
8 if n % i == 0:
9 return False
10
11 i += 1
12
13 return True
6def is_prime(n):
7 '''
8 checks if a number is prime
9 '''
10 if n < 2:
11 return False
12 if n == 2:
13 return True
14 for x in range(2, int(n**0.5)+1, 2):
15 if n % x == 0:
16 return False
17 return True
23def isPrime(n):
24 return not any(x for x in range(2, int(sqrt(n)) + 1) if n % x == 0)
3def is_prime(n):
4 if n <= 1:
5 return False
6 elif n == 2:
7 return True
8 elif n % 2 == 0:
9 return False
10 for i in xrange(3, int(sqrt(n))+1, 2):
11 if n % i == 0:
12 return False
13 return True
21def is_prime(n):
22 for i in xrange(2, int(sqrt(n)) + 1):
23 if n % i == 0:
24 return False
25
26 return True
18def gcd(m, n):
19 while m != 0:
20 m, n = n % m, m
21 return n
746def prime_number_factorisation(n):
747 if n < 2:
748 return [n]
749 i = 2
750 factors = []
751 while i * i <= n:
752 if n % i:
753 i += 1
754 else:
755 n //= i
756 factors.append(i)
757 if n > 1:
758 factors.append(n)
759 return factors
12def isprime(n):
13 n = int(n)
14 return n > 1 and all(n%i for i in islice(count(2), int(sqrt(n)-1)))
45def smallest_prime_atleast(m):
46 """
47 Find the first prime >= m
48 """
49 n=m
50 while not is_prime(n):
51 n+=1
52 return n

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