import word_dict

def wordlength(x):

  searchspace = []

  for w in word_dict.db:

    if len(w) == x:

      searchspace.append(w)

  return searchspace

def lengthstat(searchspace):

  maxlength = 0

  for w in searchspace: 

    if len(w) > maxlength:

      maxlength = len(w)

  lstat = {}

  for x in range(0,maxlength + 1):

    lstat[x] = 0

  for w in searchspace:

    lstat[len(w)] += 1

  return lstat

  

def letterstat(searchspace):

  abc = "abcdefghijklmnopqrstuvwxyz"

  lstat = {}

  for l in abc:

    lstat[l] = 0

  for w in searchspace:

    letters = ""

    w = w.lower()

    for l in w:

      if letters.find(l) == -1:

        letters += l

    for l in letters:

      lstat[l] += 1

      

  return lstat

def match(searchspace, pattern):

  space = []

  for w in searchspace:

    addword = True

    for x in range(0, len(w)):

      if pattern[x] != "_":

        if pattern[x] != w[x]:

          addword = False

          break

    if addword: 

      space.append(w)

      

  return space

  

space = wordlength(4)

space = match(space, "j__l")

print(space)

lstat = letterstat(space)

for l in "abcdefghijklmnopqrstuvwxyz":

  if lstat[l] != 0: print(l, "=", lstat[l])