diff --git a/exercises/accumulate/accumulate.py b/exercises/accumulate/accumulate.py
@@ -0,0 +1,2 @@
+def accumulate():
+    pass
diff --git a/exercises/acronym/acronym.py b/exercises/acronym/acronym.py
@@ -0,0 +1,2 @@
+def abbreviate():
+    pass
diff --git a/exercises/allergies/allergies.py b/exercises/allergies/allergies.py
@@ -0,0 +1,3 @@
+class Allergies(object):
+    def __init__(self):
+        pass
diff --git a/exercises/allergies/example.py b/exercises/allergies/example.py
@@ -1,4 +1,4 @@
-class Allergies:
+class Allergies(object):
 
     _allergies = [
         "eggs",

diff --git a/exercises/anagram/anagram.py b/exercises/anagram/anagram.py
@@ -0,0 +1,2 @@
+def detect_anagrams():
+    pass
diff --git a/exercises/atbash-cipher/atbash_cipher.py b/exercises/atbash-cipher/atbash_cipher.py
@@ -0,0 +1,6 @@
+def encode():
+    pass
+
+
+def decode():
+    pass
diff --git a/exercises/beer-song/beer_song.py b/exercises/beer-song/beer_song.py
@@ -0,0 +1,6 @@
+def verse():
+    pass
+
+
+def song():
+    pass
diff --git a/exercises/binary-search/binary_search.py b/exercises/binary-search/binary_search.py
@@ -0,0 +1,2 @@
+def binary_search():
+    pass
diff --git a/exercises/binary/binary.py b/exercises/binary/binary.py
@@ -0,0 +1,2 @@
+def parse_binary():
+    pass
diff --git a/exercises/bob/bob.py b/exercises/bob/bob.py
@@ -1,8 +1,2 @@
-#
-# Skeleton file for the Python "Bob" exercise.
-#
-
-
-def hey(what):
-
-    return
+def hey():
+    pass
diff --git a/exercises/bracket-push/bracket_push.py b/exercises/bracket-push/bracket_push.py
@@ -0,0 +1,2 @@
+def check_brackets():
+    pass
diff --git a/exercises/circular-buffer/circular_buffer.py b/exercises/circular-buffer/circular_buffer.py
@@ -0,0 +1,11 @@
+class BufferFullException(Exception):
+    pass
+
+
+class BufferEmptyException(Exception):
+    pass
+
+
+class CircularBuffer(object):
+    def __init__(self):
+        pass
diff --git a/exercises/clock/clock.py b/exercises/clock/clock.py
@@ -0,0 +1,3 @@
+class Clock(object):
+    def __init__(self):
+        pass
diff --git a/exercises/clock/example.py b/exercises/clock/example.py
@@ -1,5 +1,5 @@
 
-class Clock:
+class Clock(object):
     'Clock that displays 24 hour clock that rollsover properly'
 
     def __init__(self, hour, minute):

diff --git a/exercises/crypto-square/crypto_square.py b/exercises/crypto-square/crypto_square.py
@@ -0,0 +1,2 @@
+def encode():
+    pass
diff --git a/exercises/diamond/diamond.py b/exercises/diamond/diamond.py
@@ -0,0 +1,2 @@
+def make_diamond():
+    pass
diff --git a/exercises/difference-of-squares/difference_of_squares.py b/exercises/difference-of-squares/difference_of_squares.py
@@ -0,0 +1,10 @@
+def square_of_sum():
+    pass
+
+
+def sum_of_squares():
+    pass
+
+
+def difference():
+    pass
diff --git a/exercises/etl/etl.py b/exercises/etl/etl.py
@@ -0,0 +1,2 @@
+def transform():
+    pass
diff --git a/exercises/flatten-array/flatten_array.py b/exercises/flatten-array/flatten_array.py
@@ -0,0 +1,2 @@
+def flatten():
+    pass
diff --git a/exercises/gigasecond/gigasecond.py b/exercises/gigasecond/gigasecond.py
@@ -0,0 +1,2 @@
+def add_gigasecond():
+    pass
diff --git a/exercises/grade-school/grade_school.py b/exercises/grade-school/grade_school.py
@@ -0,0 +1,3 @@
+class School(object):
+    def __init__(self):
+        pass
diff --git a/exercises/grains/grains.py b/exercises/grains/grains.py
@@ -0,0 +1,6 @@
+def on_square():
+    pass
+
+
+def total_after():
+    pass
diff --git a/exercises/hamming/hamming.py b/exercises/hamming/hamming.py
@@ -0,0 +1,2 @@
+def distance():
+    pass
diff --git a/exercises/hello-world/hello_world.py b/exercises/hello-world/hello_world.py
@@ -1,7 +1,2 @@
-#
-# Skeleton file for the Python "Hello World" exercise.
-#
-
-
-def hello(name=''):
-    return
+def hello():
+    pass
diff --git a/exercises/hexadecimal/hexadecimal.py b/exercises/hexadecimal/hexadecimal.py
@@ -0,0 +1,2 @@
+def hexa():
+    pass
diff --git a/exercises/house/house.py b/exercises/house/house.py
@@ -0,0 +1,6 @@
+def verse():
+    pass
+
+
+def rhyme():
+    pass
diff --git a/exercises/kindergarten-garden/kindergarten_garden.py b/exercises/kindergarten-garden/kindergarten_garden.py
@@ -0,0 +1,3 @@
+class Garden(object):
+    def __init__(self):
+        pass
diff --git a/exercises/largest-series-product/largest_series_product.py b/exercises/largest-series-product/largest_series_product.py
@@ -0,0 +1,2 @@
+def largest_product():
+    pass
diff --git a/exercises/leap/leap.py b/exercises/leap/leap.py
@@ -0,0 +1,2 @@
+def is_leap_year():
+    pass
diff --git a/exercises/linked-list/linked_list.py b/exercises/linked-list/linked_list.py
@@ -1,12 +1,6 @@
-# Skeleton file for the Python "linked-list" exercise.
-# Implement the LinkedList class
-
-
 class Node(object):
-    def __init__(self, value, next=None, prev=None):
-        self.value = value
-        self.next = next
-        self.prev = prev
+    def __init__(self):
+        pass
 
 
 class LinkedList(object):

diff --git a/exercises/list-ops/list_ops.py b/exercises/list-ops/list_ops.py
@@ -1,38 +1,34 @@
-# Please, do not use the built-in python functions like map, reduce, len, etc.
-# that solve the same problems and try to solve it yourself instead.
+def map_clone():
+    pass
 
 
-def map_clone(function, xs):
-    return xs
+def length():
+    pass
 
 
-def length(xs):
-    return xs
+def filter_clone():
+    pass
 
 
-def filter_clone(function, xs):
-    return xs
+def reverse():
+    pass
 
 
-def reverse(xs):
-    return xs
+def append():
+    pass
 
 
-def append(xs, y):
-    return xs
+def foldl():
+    pass
 
 
-def foldl(function, xs, acc):
-    return xs
+def foldr():
+    pass
 
 
-def foldr(function, xs, acc):
-    return xs
+def flat():
+    pass
 
 
-def flat(xs):
-    return xs
-
-
-def concat(xs, ys):
-    return xs
+def concat():
+    pass
diff --git a/exercises/luhn/luhn.py b/exercises/luhn/luhn.py
@@ -0,0 +1,3 @@
+class Luhn(object):
+    def __init__(self):
+        pass
diff --git a/exercises/matrix/matrix.py b/exercises/matrix/matrix.py
@@ -0,0 +1,3 @@
+class Matrix(object):
+    def __init__(self):
+        pass
diff --git a/exercises/meetup/meetup.py b/exercises/meetup/meetup.py
@@ -0,0 +1,2 @@
+def meetup_day():
+    pass
diff --git a/exercises/minesweeper/minesweeper.py b/exercises/minesweeper/minesweeper.py
@@ -0,0 +1,2 @@
+def board():
+    pass
diff --git a/exercises/nth-prime/nth_prime.py b/exercises/nth-prime/nth_prime.py
@@ -0,0 +1,2 @@
+def nth_prime():
+    pass
diff --git a/exercises/nucleotide-count/nucleotide_count.py b/exercises/nucleotide-count/nucleotide_count.py
@@ -0,0 +1,6 @@
+def count():
+    pass
+
+
+def nucleotide_counts():
+    pass
diff --git a/exercises/ocr-numbers/ocr_numbers.py b/exercises/ocr-numbers/ocr_numbers.py
@@ -0,0 +1,6 @@
+def number():
+    pass
+
+
+def grid():
+    pass
diff --git a/exercises/ocr-numbers/ocr_test.py → exercises/ocr-numbers/ocr_numbers_test.py b/exercises/ocr-numbers/ocr_test.py → exercises/ocr-numbers/ocr_numbers_test.py
diff --git a/exercises/octal/octal.py b/exercises/octal/octal.py
@@ -0,0 +1,2 @@
+def parse_octal():
+    pass
diff --git a/exercises/palindrome-products/palindrome_products.py b/exercises/palindrome-products/palindrome_products.py
@@ -0,0 +1,6 @@
+def largest_palindrome():
+    pass
+
+
+def smallest_palindrome():
+    pass
diff --git a/exercises/pangram/pangram.py b/exercises/pangram/pangram.py
@@ -0,0 +1,2 @@
+def is_pangram():
+    pass
diff --git a/exercises/pascals-triangle/pascals_triangle.py b/exercises/pascals-triangle/pascals_triangle.py
@@ -0,0 +1,10 @@
+def triangle():
+    pass
+
+
+def is_triangle():
+    pass
+
+
+def row():
+    pass
diff --git a/exercises/perfect-numbers/perfect_numbers.py b/exercises/perfect-numbers/perfect_numbers.py
@@ -0,0 +1,6 @@
+def divisor_generator():
+    pass
+
+
+def is_perfect():
+    pass
diff --git a/exercises/phone-number/phone_number.py b/exercises/phone-number/phone_number.py
@@ -0,0 +1,3 @@
+class Phone(object):
+    def __init__(self):
+        pass
diff --git a/exercises/pig-latin/pig_latin.py b/exercises/pig-latin/pig_latin.py
@@ -0,0 +1,2 @@
+def translate():
+    pass
diff --git a/exercises/point-mutations/point_mutations.py b/exercises/point-mutations/point_mutations.py
@@ -0,0 +1,2 @@
+def hamming_distance():
+    pass
diff --git a/exercises/poker/poker.py b/exercises/poker/poker.py
@@ -0,0 +1,2 @@
+def poker():
+    pass
diff --git a/exercises/prime-factors/prime_factors.py b/exercises/prime-factors/prime_factors.py
@@ -0,0 +1,2 @@
+def prime_factors():
+    pass
diff --git a/exercises/proverb/proverb.py b/exercises/proverb/proverb.py
@@ -0,0 +1,2 @@
+def proverb():
+    pass
diff --git a/exercises/pythagorean-triplet/pythagorean_triplet.py b/exercises/pythagorean-triplet/pythagorean_triplet.py
@@ -0,0 +1,10 @@
+def primitive_triplets():
+    pass
+
+
+def triplets_in_range():
+    pass
+
+
+def is_triplet():
+    pass
diff --git a/exercises/queen-attack/queen_attack.py b/exercises/queen-attack/queen_attack.py
@@ -0,0 +1,6 @@
+def board():
+    pass
+
+
+def can_attack():
+    pass
diff --git a/exercises/rail-fence-cipher/rail_fence_cipher.py b/exercises/rail-fence-cipher/rail_fence_cipher.py
@@ -0,0 +1,10 @@
+def fence_pattern():
+    pass
+
+
+def encode():
+    pass
+
+
+def decode():
+    pass
diff --git a/exercises/raindrops/raindrops.py b/exercises/raindrops/raindrops.py
@@ -0,0 +1,2 @@
+def raindrops():
+    pass
diff --git a/exercises/rectangles/example.py b/exercises/rectangles/example.py
@@ -1,7 +1,7 @@
 import itertools
 
 
-class corners():
+class corners(object):
     def __init__(self, i, j):
         # i, j are position of corner
         self.i = i

diff --git a/exercises/rectangles/rectangles.py b/exercises/rectangles/rectangles.py
@@ -0,0 +1,2 @@
+def count():
+    pass
diff --git a/...cises/rectangles/rectangles_count_test.py → exercises/rectangles/rectangles_test.py b/...cises/rectangles/rectangles_count_test.py → exercises/rectangles/rectangles_test.py
diff --git a/exercises/rna-transcription/rna_transcription.py b/exercises/rna-transcription/rna_transcription.py
@@ -0,0 +1,2 @@
+def to_rna():
+    pass
diff --git a/exercises/robot-name/robot_name.py b/exercises/robot-name/robot_name.py
@@ -0,0 +1,3 @@
+class Robot(object):
+    def __init__(self):
+        pass
diff --git a/exercises/robot-simulator/robot_simulator.py b/exercises/robot-simulator/robot_simulator.py
@@ -0,0 +1,3 @@
+class Robot(object):
+    def __init__(self):
+        pass
diff --git a/exercises/roman-numerals/roman_numerals.py b/exercises/roman-numerals/roman_numerals.py
@@ -0,0 +1,2 @@
+def numeral():
+    pass
diff --git a/exercises/run-length-encoding/run_length_encoding.py b/exercises/run-length-encoding/run_length_encoding.py
@@ -0,0 +1,6 @@
+def decode():
+    pass
+
+
+def encode():
+    pass
diff --git a/...es/run-length-encoding/run_length_test.py → ...ngth-encoding/run_length_encoding_test.py b/...es/run-length-encoding/run_length_test.py → ...ngth-encoding/run_length_encoding_test.py
@@ -3,7 +3,7 @@
 
 import unittest
 
-from run_length import encode, decode
+from run_length_encoding import encode, decode
 
 
 class WordCountTests(unittest.TestCase):

diff --git a/exercises/saddle-points/saddle_points.py b/exercises/saddle-points/saddle_points.py
@@ -0,0 +1,2 @@
+def saddle_points():
+    pass
diff --git a/exercises/say/say.py b/exercises/say/say.py
@@ -0,0 +1,2 @@
+def say():
+    pass
diff --git a/exercises/scrabble-score/scrabble_score.py b/exercises/scrabble-score/scrabble_score.py
@@ -0,0 +1,2 @@
+def score():
+    pass
diff --git a/exercises/secret-handshake/secret_handshake.py b/exercises/secret-handshake/secret_handshake.py
@@ -0,0 +1,6 @@
+def handshake():
+    pass
+
+
+def code():
+    pass
diff --git a/exercises/secret-handshake/handshake_test.py → ...secret-handshake/secret_handshake_test.py b/exercises/secret-handshake/handshake_test.py → ...secret-handshake/secret_handshake_test.py
diff --git a/exercises/series/series.py b/exercises/series/series.py
@@ -0,0 +1,2 @@
+def slices():
+    pass
diff --git a/exercises/sieve/sieve.py b/exercises/sieve/sieve.py
@@ -0,0 +1,2 @@
+def sieve():
+    pass