270_Multiple_Comparison_Operators.ipynb

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   "source": [
    "# Multiple Comparison Operators\n",
    "\n",
    "You can use multiple comparison operators at the same time. The #1 rule to remember is that every full comparison should result in True. "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [],
   "source": [
    "if True:\n",
    "    pass"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "#### The `and` Keyword"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 29,
   "metadata": {},
   "outputs": [],
   "source": [
    "course = \"Python for Everybody\"\n",
    "student = \"Ezra\""
   ]
  },
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   "cell_type": "code",
   "execution_count": 30,
   "metadata": {},
   "outputs": [
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     "name": "stdout",
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     "text": [
      "You are either in Python for Everybody or you are Ezra\n"
     ]
    }
   ],
   "source": [
    "if course == \"Python for Everybody\" and student == \"Ezra\":\n",
    "        print(\"You are either in Python for Everybody or you are Ezra\")"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "#### The `or` Keyword"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 31,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
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     "text": [
      "Do a thing\n"
     ]
    }
   ],
   "source": [
    "if True or True:\n",
    "    print(\"Do a thing\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 38,
   "metadata": {},
   "outputs": [],
   "source": [
    "grade = 12"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 39,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "SUCCESS!\n"
     ]
    }
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   "source": [
    "if (student == \"Ezra\" and course == \"Python for Everybody\") or grade == 12:\n",
    "    print(\"SUCCESS!\")"
   ]
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  {
   "cell_type": "markdown",
   "metadata": {},
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    "> **Note**: Above is looking for \"Ezra\" and \"Python for Everybody\" in order for the brackets to be \"True\". If one of those fails, the comparison in the brackets will fail (it will be False). **However** even if the comparison in the brackets fails, because the `or` keyword is being used, if the grade is 12 it doesn't matter if everything else was False. "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 34,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "True"
      ]
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     "execution_count": 34,
     "metadata": {},
     "output_type": "execute_result"
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   "source": [
    "True or False"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "True `or` False always means True because at least one comparison was True"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 35,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "True"
      ]
     },
     "execution_count": 35,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "False or True"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "False `or` True is the same as True `or` False"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 36,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "False"
      ]
     },
     "execution_count": 36,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "True and False "
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "True `and` False will be False every time because this comparison is looking for both sides to be True. "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 37,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "False"
      ]
     },
     "execution_count": 37,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "False and True "
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "False and True is the same as True and False"
   ]
  }
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