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defaultdict
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parent
4d97ce01f2
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{
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"metadata": {
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"name": "",
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"signature": "sha256:1dc4a14b00afc36bd728a4f8d00ea951e5c9376232218e2e5a36e653e875fbe5"
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"signature": "sha256:75d807f509bd9f76b2e14a5a048cb44852a3318bcd0d95afc95d1c9b2904c078"
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},
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"nbformat": 3,
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"nbformat_minor": 0,
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@ -1061,31 +1061,6 @@
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],
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"prompt_number": 25
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},
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{
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"cell_type": "code",
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"collapsed": false,
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"input": [
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"def add_element_get(elements):\n",
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" d = dict()\n",
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" for e in elements:\n",
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" d[e] = d.get(e, 1) + 1\n",
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" return d\n",
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"\n",
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"print(add_element_get(rand_ints))"
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],
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"language": "python",
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"metadata": {},
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"outputs": [
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{
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"output_type": "stream",
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"stream": "stdout",
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"text": [
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"{1: 17, 2: 10, 3: 11, 4: 7, 5: 9, 6: 14, 7: 13, 8: 13, 9: 15}\n"
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]
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}
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],
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"prompt_number": 24
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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@ -1,7 +1,7 @@
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{
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"metadata": {
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"name": "",
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"signature": "sha256:1dc4a14b00afc36bd728a4f8d00ea951e5c9376232218e2e5a36e653e875fbe5"
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"signature": "sha256:75d807f509bd9f76b2e14a5a048cb44852a3318bcd0d95afc95d1c9b2904c078"
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},
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"nbformat": 3,
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"nbformat_minor": 0,
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@ -1061,31 +1061,6 @@
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],
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"prompt_number": 25
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},
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{
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"cell_type": "code",
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"collapsed": false,
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"input": [
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"def add_element_get(elements):\n",
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" d = dict()\n",
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" for e in elements:\n",
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" d[e] = d.get(e, 1) + 1\n",
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" return d\n",
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"\n",
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"print(add_element_get(rand_ints))"
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],
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"language": "python",
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"metadata": {},
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"outputs": [
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{
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"output_type": "stream",
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"stream": "stdout",
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"text": [
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"{1: 17, 2: 10, 3: 11, 4: 7, 5: 9, 6: 14, 7: 13, 8: 13, 9: 15}\n"
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]
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}
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],
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"prompt_number": 24
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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