1assignment.ipynb

{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### U. Joshi\n",
    "### Mini  Assignment:\n",
    "Create a DNA string of 10,000 characters and count the following: A,T,G,C,all combination of two charaters, all combinations of three characters."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "'GGCATCGTTGACGCCTAGGTCCTCTCGATGACGCATACATATGAAGCTATCGGGTTCCGTTCGAACCCAATGCTATAAGAATCCCACTATGGGCAGGAATTGTGTCGCACTGGCCAAGCATCTGGATCAGTGAGGTAAGTTCCAGGCGGTCGCGAGCGCGATTTCTATCAGAGTCCGAAGCGACTTAAGTGAGTGGTTGGGACGTTTGTAGGGATGTAGCTGAATGAGGGGAGGCAAGGGCACGAACGTCTAAGTTAGAGCCTCACACAGGTAGGCGCGTGCTCTGCAAATAACAGTGATCATTACCGGCATGGTACTCCCAAGTAAAGTGTGAAGTGGATGCCTTTCACGGCAATGAAACCGTAATTTGTATTAAAGGGCCGTTCTGTCAACTGAAATCAATAGACAATATAGCAGGCCCCACCCGCGGCGGGAAGATAACGATAAGATCAACGAACTCTGCCAGTCGTTCGTGCATTCTGCTAGCCCGCTGTCCGCACGACCTAGAGGATGCTAGCATGGTCCTGATCAATGAATAGTACAGCTTAAATATAGTATAACTAGCCCTCATCACGCCCGGGATATAGTATTGGAACCGTATAACGGACGTTAGCATGTCATAATCCGGAACTCTGTGCCGAGCGACTCCAAAAAATGAAGGTTTCTCACATGAAACATGCATCCATGGATCTGGGAGGGGGTACTAGGTCTCGTAATTACCGCGCATTCACGTAGCAAGGCAGCTTGCCGAGCCCTGAACCTCGCCCCATTGCGTCGCTACTGCTTCTGCCGAACTGATGTGAGACCATTCGTCAATTGTGATGTACACGAGAAGCTCGGGTCACTTCTGCCTCCTGCACCGTATTGTTGAGAGCGCAGAACGGCCACGTGCGCGTTCATTCGTAGCCTCTCTCACATCACGTGACCTGAAGTGTCTAGTATTATCCACCACACAGGCTCGACACAGACAGCAGAACTTATCATACGGGCTTTTTCACGAAGCATCACGGCAGTACTACTTCGATATCATGAACGCCTACCATGACAATTGGCGTCTACATTTTGCCACGGCCCGCCTGCACAGGCGTGGGTTCACATAAAATTGTGATGTCGAAATCCCACGCTTGGACGGCACAGTAGCGAAATACCAAAACATGACCCAGGTGAGACTCTTCCTTCTGACGATAATACCATTCATTAAACGTATTTGATTAATCGCGGTCTGCATTAAGACTATTAGTAACACATCCCCGGATTCAGAGTCCCATGTACGACGATTTCGCGGGCCTTGGGGTGTGGCCCGTGCGTAACGAGGCCGACTTAACCAAGTATTCCTAAACGATAGCAACAAACGTGTAAATTAACTAGATTTAGCGTACAGTCGTCATAGTGTCGATCCCATTATCCCTGTTTATATACGAGTACTTAAACACACATCACTGGACCATCCCCGGGGAGTCCCCAGTGCGAACCTGGGTACCCCGTTTGTCGTCAAACGTTCCTAGCGTGGCATGAAGACATTCAGATGTCCGATAAACCAGTATTCACAGTTAGTCACCTACGTGCGACCTTCAGAAACTCCCCCGTGGTGGTTTTCACCTATTAATCTCATAAGTTGGCGCATTGCGCTGTTGAACAGAATTAAATATGGCTGAAGTAACCCTGTCAGTTTGATTATAGTGAGAGGTTAGCAGAGTAAACGCGTAGGTGGTCGCCAGGCGTCGGAAGCCCCCCCTCCCTCTGTCGACTCATAGCGACGGGATGTTATGTTCGCCAGGATCAAGTGATGTAAATAAAGGGTTCATCTAAAAGACGACTCATGGTCACCGCGCTAACCCTCGTGCGGTAAAGACCGACGATTAAATTGCTTTAGAGGATGGTACTTGGTAGCGAGTCTCCACGTGGCTTTTGTACTACTCATCTGCGTGGAGTTTCCTTGTTGAGCCGATCGGGGGATCCTTAGAGCAGACAACGTTTGTTTGACTGTAGCGTATGATCCCTAGCGGACTGAAGTCATCGGCTTAGCGTACGAATCAACCCGCACTCTCCGGGCTAGGCCACCGTTGGTACAGTATAGATCGCTTTAGACCCCTACCTTCTTCCTGGACAAACTCACATTTCCGTCGCCTGGTACTATCTCCGTTACAGGGTCAACGCGCGCCATGTGTCCCTGGCTTTAGCGACATGCGTCTATATTGCCCTCTATATCTCTGCGAACGTCAATGACTACGTTTGTCGATGTTCGATTAGCCACTCAACACAGACACCACTGCCGTCAGTAATGAGTGCCAGGCGCTCTGGGACACAGCTATACATCTTTTTGAACACTAAAAGCATCGGTTTACCTCGTATCCAGGATTGGCGCACAGAAATCGCGACCCTGTCGGAGCTCGTTCGCGCCCATTCCACCTTAAGTGATATATGACTCTTATAGCAGACTAGGTGTTATCCCGGAATCTCGGCGTCAACGACGATCACCGTTCTCATCATGATAATCCCATTTCCCGCCGGAACCCTGATTCCTCCACCTTTTCGAGCTATTCTTCTGCAACAGGCCCGGCCGCTCTAAGAGTCTGGTTTCGCATTACGGATAACACACAGCACTAAACCGACTGCATGGGTAGGTACCGCGGCTCCTTTCCGCCGGGGGGTAAATGCAATCTGGCCGACCTCCAGCATTAGCGAAAACATCATCTTTGTCTCGAGCTCGTGTTAAACGCGCCCAGCCCATCGATAGCAGAATAGTTTATTATTGTAGTACCCTACCCATATAGTGTTAGTGCAGGGCATGCACCAGCATGAGAGCCTAATTGAGACGCGGCAAACACATTACGCGACGCTATGGTAACGGAATCCGGCGGGGGAACCCTGACCAGCTCGTTTTTGCAGGGGTGAAGCGGTTAAACCGTTAAATTCTCCCCGTCTATGGAACAAACCATCAATTCCCCACCATACCTGCGGACCTTGGGTTCTACAGCTTATAAGAGAGACTGCATAGGGCTGAGAAGGCGGCATCCGGGGGCCCTCGTGGCCGGTAGGTATTTCACCAACTAAGAGGTCCAGTACTTGCGCACCTACTTACGATAAGAGCCGCATCGTAGGGTAGCGGAGATGTTCACAGCAAAGGTTAAGCTCTCGTAGAGCTATTGTCGACTAACTTGCCGAGACTCGCAGGTTTTACATATCCGATCGTAGAGTTTCTGCCAGATAGGACTAGCCATGGCTGTCAGGCGGTAATTACCAATTGCGTGACCAGGTCGTTACCCATGCCCTCGATCATCATCTTGAGGCGAGTGCCACCAGGATGCCCGCAGACGTTGAGAGCCACTTGGATATCGGTTTGAGGCCCGATGACGTCAGTCTTTGTACACAAAACTACGCTCGTTTACTTAAATAATGGCACGATTTTAATGACTCGCTCACGAGGTCTGTAACAGATCTCAGGTGTGGGCGGTTGCCTATAAGTTAGCCTGCTAGGCAAAAAACTATTGCGTTGCGGGACCTACGTTCAGGCATTTAAGGCTGTATAATTGTGTAACAGTTGCGCCTCTTTAAGGCCCCGATCTATAGCGGTGTTCTTAAATGACCTCCGAGGCCCTGCCTAATTCCTGAGGCTGTTAATACCTGGGTCACAGTCGAGACTTCCATGTCAAGGATTGCGTCAGCAAGAATAAGGATTCATGATTCGAATGGGTTCCGTCAATTCGTAAAGGCATGCTTCACAAGAGATATCCCACGCTGTATTCATCAAACACATCAGCACCCCTAGAGACTAAGGGTTGACGTGACTTGCCCTCGTCGGTCAGAGTTGGAAAAATGACCTACTAATTACCGTCCGAGCCGAGTTAGTGGATGGATCCGGAGCTCGGGTTGATTGGCTCGCCGGGCCCGGTATCACGGCCTGCGCGTCCTAACAGCGGTACGGATGCTTGCCTTGGGGCTAGCTCTTGGCTTGTAATGCTGTTTTGATGGGCAATAGTCCAGGCAAGTAACTCCGTATAGGGGGACTTACATAACATTACTCATCGCCCCCAGGGTTGGCTGCTTCCCCGAGGACTAACAGAGAACGAGTTTATATTTCGGGACGTATATTAAACCACGGGCAATATCTCCGTCTGGAGGGCTGTAAGCTGTACTCAGCAAATCTGTCCGACAGCTGTTCCACGTCCAATTTTCCTAAGACGCAACACCTAAAATATTCTAGACCGTAAGCTTGGGGACACGCCCGGGAGACTGAATAGGGTTCAACTAGAAATAGGGATGTCCAAGTCGCTTACTTAGGAATAAGACGCGAGACGAAAATAAGCAGCTCGGCTTAGAAGGTAGTTTTGGCGGAAGCGCACCGGCAGTGCAGGTCCGAAGGTGTCGCCTGTAATGAGTGTCAACACATATAAATAGCTGCTGTCAAGCGACACGCCAGTTTGTATCGCGGCGATTTTCTAGGTTTGTCACAAGATCCCACCCAGGTAGAAGTATCGGAAGGGAGCAATGGTGATTGTGGTGGTTACGGTAAGCTTTATGCCGATGGTAGTCCCGTTAACCTAGAGTTGAGTGAGAGAACGAAGAACACCGGAGTCTCGCAACCTAGATTTAGACACTTACGAGAGGCTTCCGCCCCTAAAATGGCAGGTGTCCCATTGGAAGGTTTTCTATTCAAAAGGTTGCGAGCGGGTAATCCCTCGTCTGAATTCCCCGCTACTTCGGCCTGAGTCCGGGCGGCGGCTTTTTTCAAGCACTGTAGTCATGTCGACTGCCCCCAATATGACATAAGCAATGGACGCAGGCTTGTCTATATCGCAAGAGGGGCCTTGCTGTCGTCTCGTACAGGATGAGCCCCCATTTCGACATGCACTACCACTCCTCGCAAAGAGTCATATACTATTTCCGTTCGACGCATTGTTCAGTATTAGTTCGACTCCATGCCCTGCCTTCAGTACGCGAGCGGGCAGGTATAGGCGGGCTTGATCTCTGAACCTTCGAGTTATACTCCTCTTGACATCCGAAAATGAGGATTGAAGGCACAATGTTCTTGTCACGAAGCTCCAGCGGGCGTCATTCAAGGAATGACCTTTTGGCCTATGATACGATGGGTAGACATGTGCGTGCTTTAGAAGGGCTCTGGGCTAGCAGATACGCTCCCGCCATGTTTCAACACCCGTGCGAATCTGTATAGGGGTTTCCATGTCATAACCGTAACGCGGTGGTGAAAAAAAAGGCCCGACACGTTTGAGAAAGGTTATAGGCGAATCCCCAGATAGATGCTATCTCATTGGTCACAGTCAATACCCAAGAGACTCGGTCCTTTATACGGTAGGTAGTTCCCCGAGTTGGCTAGTCGCTTTACTTGTACAATCTGGCGTGACTGTGGTGTACTACCCACATATAGTTAGGCTCCACACGAGGCGCCAATTTATGGGTCGACTGGTGATGTGACCGATACGCCGAACCCTGTTTGGGGGCGGCGGCCTGGTCTACAGCCCATCAGTCACAAGGATTCTCACGTTAGCGAGAGCCTGATTACGTTCTTGCCAATTCACTGGGCAACCGCTAGCCATTATATTAGCCTATGTACCTCCCAGAATGGAAGGTGTGTGTCTGCCTTGCGTATCCAGGCCGAAATTAATTTCGCTTGTTTAGTGCTATCCAGACAAACTTCTTAAGTCTCCCAGAGACCCGAGCGCGCTTGTAACGCTCGGTACAGAGGTGATAGCGAAATAGGCACGCACGTCCGTTGGTAACTCCATGGTCGGTTCCTAGCTTCATCAAGGTTTAGGCTTTTGCTTATTGATGTTAGTTGACTCTTTCCCATCCGGTGCAGGCGCACAACGTACAAGCCGCCTCGCTCGGAGCTGGCTCAACAGGATCTCAGGTTTATGATTCTATGACCGCGTAGGTCCCTCGATTACGGTCACAAGGAGGGGGTCCAATTTATCGTAGTAGTGAAGAGGCGGGGGTCTGATTATGCGCACTTGCTTGCCAAGATTGGCAAGGTGAGCCCCGTCAGTCCGCGCGTAGTGCGTTGTCGATCTCACGAATTCCCGAACCCCATAAATTCTCAGTAAAAGTTGCTCCAGCAGAATGCAACCGTCGACTCCTGGGAACGTCAAATGGGCAGCCGGAAGGTGTGGGAAATTCGGTAACCCAGCAGGACCGCATCACTGCCGGCTAGAAGTCATCGTTCAGTGCTAAACGCCATCCTGATGGGAATTAGGCAATCTGTTCCTGAAGCTTAAGCAAATGGGTACCGGATATGCTAAGTCATGGACTAACAGTGTAGCCCGGCGCTGCGAAATCACCCCCCCGTTCTGCTATGTTGCATTCCGCAACTACGTCAACAATAAGCTCTACCGTACACCGTTGTGGCGTTCCACCTACTGGCCACTTGAACACCCGTATGACAGTTACCTCAATTACCGAATATTAAGCGGTCCCGTGTAGTTTTATTCGTTTCAAAAAGAACTCAGTGTATGACGAGAAATCCCCCCAGTAGGAGCGCGAGGATTGTCCAACGACAAAGCTCTCATCATTGAGATCTGTGCATGGTCCCGATCAGTTAAAGCTGCAGCATCGGCAGACCAGCTTGCCATATCCTGAGCTCTATATGCCCTTCGAAACCCATTGTCGAGGCTAGCAGAAGCTTGTGCCAGGCGCCTAGTTACATACGCTTGGTAACTTCTGAAAGGCAAGCGGTTATAGTGCTGGGTTGCGCGCGGAGAACCATATAGCAGGCTGTCTTACCAGCGCAGGCGCCGGCTTAAACGCCAGTCGAGGGCGAATGCATACTGCGCCCCGGTATGTCGTATCGGAGCGTTGGAGATGCTTGGTGCACGGTGGGGCCAGCGTACCAAGCAAAAAGCTGAAGATGTACCAAATAGTGCACCAGGTGCATTGAGGCCTACACGCGCGCACCCCCCCGTTTGCTTGCCCCTGTCTGGAGTTGCACCTATCGGGCACGGGCCTGGGAATCCCTCTTTTGATTGAACCCCGTTTAAAACAACTCGGAACAATTTAGGTGACGATCGGTACCAGTCTCATAAGATCAGCGGTGCAAGAACTGTTCAATGTACTTGGTTTAAGAGTGGGGTGCGCCCCGCCATCTCAGTTGAGGATGGTGCGTCCACTCGTGAGGACTTTCTTTGAGACGTTCCAACAGTGCGCGGATCGTCAAATCTGCCTCGCACAACTTTCGCAAGGACCCGGCGTCCCCTCGGTTCCGTGTATGATATCGCGGCATTTAGCTTAGGGAGCGGGCTGTCTAGGGAGTGATGCTTGCATCATTTCCAGATACAATGCAATCTGCTCTTAGTGAGCTAAGTTCAGGTATGCTTTTTATTGCGAATGAGACTGCTCTGGCCTACGCTGCACGTTATACATGCGTCTGTGAACTCATGACGTAGGCCATCGACTGGGCGTCCTCGGGGAGTCGAACCTGTCCCAATACGGGTCGCCGAATTACAATGCCCAAAAAGTCTTAACACCGACGAGGCACATTGCGGGAGTCGGCTGTGCGGGGCCCTCACAGCCTAGTTATGGTCGTCCTAACTGCTTAATATCACGTATAAAGGGAGCGGAGGTCGAGCGAAAATTCCGAACCTCAAGGTCTTCGCCTAGTTACTATGTACTAGAACCCTATGTTGAAAATACAAGTTTCTGGCAGCCAACCTCTATTGGACACTCTGTCAGATCGGATGTACCTGGGGGGCTAGTTCTAAACTGAGAGTTAAATCTCCCGCGGTTGGAAGTGCAACGTGGGGGAGACATTAATTACGATGGGACCGTAATCGTGTCCTAGGCCCTAATTCAGAGTTTACCGGGCAAGCACCGGTTTAATGTTCTACGTGTGAGGGGTCCTCACAAGAGAAATTTATCCTGTATAACGGGCCTTCGTCCAAGCCTCGTCAACCATATGGGGGTATGCACCTTGACTTATAAATTGAACCAACATCTCCGGGCCACGAAGTGGTGAGATCGATCGGATAGGATGCGACAAATGGTAGAAGGGCGCAAACCCTTAGCTGCCTGCGCTAGCGACAGGGCTCCCCAGTTACCCACACTTAATAAGCGACTCCTGGCGTCGCCCGTTCTTTCTATAACACATAACTATTCACAAGCCTGATCACCACATGACAACCGTTTACATAATTGCGCCACTAGCCACTGATTTAGACTCTTGGCCCTCATCTTGGGCTGTGCAATAGTACCTGATGACGCAGGGGTGTCTCTTCTGTGGTTAATCCCTGCAAAATAGAAAGGTTTCCGTCGATGGTAGCTGGAACTACTCAACTTCGTCTAAAGAATTCGAAATGCCCGCCGCCGCTACTCGTATGGTTGGTGAACTCGGAATGTTATATTTCCTTAGCTCTCGCCCCTCGATTATTTGTACGTTATCACGTGCTTTGTTTCAGTTCTTACTAGGCGGCCGCCTCGCGATTGGGTCTCAATAAATGCTAGCTACAGGGACCTGTCGACGTGAGGTTAGTCCGACGTGGTCTTTCGATATCTAATAATTAGGCGAATTAGGTGAGGAATCACCTTAGTACTACGGCAAGAGCTTACGTGTAGGACGGCCATATCTGTTCCACGCAGGTTTTTAAGTTCATGGTTGGTTATGCGTTACTGTATGGCAGTTGCAGCTGCCCCCCTGTGTCATAGCTGTGTGGCGTATCCCGTGCAGTTCGGCTCAATAAAGGCAAAAAAAAATGTTGGTCTACTTTGCCAACATGCGTAAGCCTCTGCTTCCAGTGAATTCGCGGACATCGGGTAACAGGCTGCGTCTCTAGTGTAAGGACTCTGATACGCAGGAAGACCGACCCTATCCGGGGCCCGAGAGTCGACAAAAAATAGTCAGCCTACTGTCATTGAGAGCATACATAACAGCATATTCGGGGTGCTTCTTGATGGGCTGGTGGGGTTCTGCCTCTCTACGGATACTTCCTCAGCGGTGGCAGGATCTATGACGAACATCTGGCCGTTCGGTACCCGGATAACATCCAGTAACTACCAGTCAAGTGGAATCATAATGTGCTTTTGAGACTATTTACTGTATCGCGACGGCAATATTTTGTGCGACGTGTCAGCCTCTGATAGTGCTTCCGCTCAATACGATGTACTGGGAAACACTCGCTACCGGGATGCGCAAAAGTTGCACTACAGCCCATCGTGCCTAACTCTGCTATAGGAAGAAATTCGATAAACTAGGAGAGGCGCGACTACATAAACCATGCACATGGCCGTGAGCATCCTCATTCATTAGGGTTACATAGCCCCCATTTCCATCAGTTTACCTGCGGCGCCTACTTGACCCCCCGGACACCTTATAGTTTTGGGACAATTCTGAGGTGGCGCGTACGGTGTCCCTAACCCTGTTTGGGAAAACGTGGGTCTGCTTCTCTACCGCCCCAGCTATAGTAATCGGGGCGATTAGGGCAGCTCGTTGAAGCATACGATGTTTGGGGACGAGTAAGGTCACGCAGGTAGAGATCTGGACATTGACATTGCCCTGGTTAATAGTGTTGCCTCGTGAGAGAACGGTGGCTCAAGTGGATCGTGATTGGTAAGATGTATTGCGTCTCTGCGAGTGAGTAGGAATCCTGAATGTTCCGAATTTTCGCGAGTGATACTTATGAAACACCAGCCTATCCCAATCTAGTCGGATGTAAGATACCTCAACTCGCACGAGCGCTATAGCCGATTCAGGAACAGGACATGGCTGCGAGTAAGACCATGATAAGACTTTTCTGTTTTTTGCTGGCTCGGCTGGTCTAATGTTAAGGTCCATCCAGGTTTCTCTCCTGGCAAATCTGATAGAATCCTCATGCCGTAATATTTTGGCCGACGGGACGTGACTTGAGTCGGCCGAACCGCAATCCAAGAGGTATATTCAACCCTGTCACCAACCCAGTCCTCCCTAAAGGATACTTTACCTGGTATTACTAGCCGAGTGAGTATTCGGTAGGGGTCCTCCCAGGCAGTAACTAGTTGGCCTACTCACTACAATTCT'"
      ]
     },
     "execution_count": 1,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "import random as rn\n",
    "R = [rn.choice(['A','T','G','C']) for i in range(10000)]  # i or x variable\n",
    "DNA = ''.join(R)\n",
    "DNA"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "(624, 626, 585, 635, 631, 631, 645, 584, 650, 631, 620, 624, 621)"
      ]
     },
     "execution_count": 2,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "DNA.count('AT'), DNA.count('AG'), DNA.count('AC'),DNA.count('TC'),DNA.count('TG'),DNA.count('TA'),DNA.count('GC'),DNA.count('GA'),DNA.count('GT'),DNA.count('TG'),DNA.count('CA'),DNA.count('CT'),DNA.count('CG')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Counter({'C': 2523, 'T': 2520, 'G': 2519, 'A': 2438})\n"
     ]
    }
   ],
   "source": [
    "import collections\n",
    "#High Performance Counting   #how many and which are repeated numbers\n",
    "C = collections.Counter(DNA)\n",
    "print(C)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "(156, 157, 149, 164, 154, 164)"
      ]
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "DNA.count('ATG'), DNA.count('AGC'), DNA.count('ATC'),DNA.count('TGC'),DNA.count('TGA'),DNA.count('TCA')"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "- #### Try to solve using permutation and for"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 17,
   "metadata": {},
   "outputs": [],
   "source": [
    "######## A Python program to print all ################## \n",
    "# permutations using library function \n",
    "from itertools import permutations\n",
    "from itertools import combinations"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 18,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "ATGC\n"
     ]
    }
   ],
   "source": [
    "str_1 ='ATGC' #string is list of character\n",
    "print(str_1)   # can use str_1 = ['A','T','G','C']"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 19,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "['A', 'T', 'G', 'C', 'AT', 'AG', 'AC', 'TA', 'TG', 'TC', 'GA', 'GT', 'GC', 'CA', 'CT', 'CG', 'ATG', 'ATC', 'AGT', 'AGC', 'ACT', 'ACG', 'TAG', 'TAC', 'TGA', 'TGC', 'TCA', 'TCG', 'GAT', 'GAC', 'GTA', 'GTC', 'GCA', 'GCT', 'CAT', 'CAG', 'CTA', 'CTG', 'CGA', 'CGT']\n"
     ]
    }
   ],
   "source": [
    "perm = []    #open aempty list\n",
    "for r in range(1,4):   # range of start 1, to 4-1=3\n",
    "    c = permutations(str_1,r)  #\n",
    "    for i in c:\n",
    "        el = ''.join(list(i))  #join all string of perm\n",
    "        perm.append(el)\n",
    "print(perm)       "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 20,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "the number of A in DNA is 2438\n",
      "the number of T in DNA is 2520\n",
      "the number of G in DNA is 2519\n",
      "the number of C in DNA is 2523\n",
      "the number of AT in DNA is 624\n",
      "the number of AG in DNA is 626\n",
      "the number of AC in DNA is 585\n",
      "the number of TA in DNA is 631\n",
      "the number of TG in DNA is 631\n",
      "the number of TC in DNA is 635\n",
      "the number of GA in DNA is 584\n",
      "the number of GT in DNA is 650\n",
      "the number of GC in DNA is 645\n",
      "the number of CA in DNA is 620\n",
      "the number of CT in DNA is 624\n",
      "the number of CG in DNA is 621\n",
      "the number of ATG in DNA is 156\n",
      "the number of ATC in DNA is 149\n",
      "the number of AGT in DNA is 158\n",
      "the number of AGC in DNA is 157\n",
      "the number of ACT in DNA is 146\n",
      "the number of ACG in DNA is 141\n",
      "the number of TAG in DNA is 166\n",
      "the number of TAC in DNA is 147\n",
      "the number of TGA in DNA is 154\n",
      "the number of TGC in DNA is 164\n",
      "the number of TCA in DNA is 164\n",
      "the number of TCG in DNA is 158\n",
      "the number of GAT in DNA is 142\n",
      "the number of GAC in DNA is 144\n",
      "the number of GTA in DNA is 162\n",
      "the number of GTC in DNA is 166\n",
      "the number of GCA in DNA is 155\n",
      "the number of GCT in DNA is 155\n",
      "the number of CAT in DNA is 166\n",
      "the number of CAG in DNA is 164\n",
      "the number of CTA in DNA is 153\n",
      "the number of CTG in DNA is 168\n",
      "the number of CGA in DNA is 161\n",
      "the number of CGT in DNA is 164\n"
     ]
    }
   ],
   "source": [
    "for each in perm:\n",
    "    #print(\"the number of {} in DNA is {}\".format(each, DNA.count(each)))\n",
    "    #print(\"the number of %s in DNA is %d\" %(each, DNA.count(each)))\n",
    "     print(f'the number of {each} in DNA is {DNA.count(each)}')"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "#### This is the required result"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "##### Note:"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "metadata": {},
   "outputs": [],
   "source": [
    "######## A Python program to print all ################## \n",
    "# permutations using library function \n",
    "from itertools import permutations "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "<itertools.permutations at 0x2173a9dfc48>"
      ]
     },
     "execution_count": 14,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "# Get all permutations of [1, 2, 3] \n",
    "perm = permutations([1, 2, 3]) \n",
    "perm"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 15,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "(1, 2, 3)\n",
      "(1, 3, 2)\n",
      "(2, 1, 3)\n",
      "(2, 3, 1)\n",
      "(3, 1, 2)\n",
      "(3, 2, 1)\n"
     ]
    }
   ],
   "source": [
    "# Print the obtained permutations \n",
    " \n",
    "for x in list(perm): \n",
    "    print (x) "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 16,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "(1, 2)\n",
      "(1, 3)\n",
      "(2, 1)\n",
      "(2, 3)\n",
      "(3, 1)\n",
      "(3, 2)\n"
     ]
    }
   ],
   "source": [
    "####### A Python program to print all########## \n",
    "# permutations of given length \n",
    "from itertools import permutations \n",
    "  \n",
    "# Get all permutations of length 2 \n",
    "# and length 2 \n",
    "perm = permutations([1, 2, 3], 2) \n",
    "  \n",
    "# Print the obtained permutations \n",
    "for i in list(perm): \n",
    "    print(i) "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
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