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"cell_type": "heading",
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"metadata": {},
"source": [
"Chapter 1 : Overview"
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"source": [
"Example 1.1 Page No : 17"
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" \n",
"\n",
"class BankAccount:\n",
" def __init__(self,openingBalance): # constructor\n",
" self.balance = openingBalance\n",
"\n",
" def deposit(self,amount): # makes deposit\n",
" self.balance = self.balance + amount; \n",
" \n",
" def withdraw(self,amount): # makes withdrawal\n",
" self.balance = self.balance - amount; \n",
"\n",
" def display(self):\n",
" # displays balance \n",
" print 'balance=' , self.balance\n",
"\n",
"# end class BankAccount\n",
"\n",
"ba1 = BankAccount(100.00) # create acct\n",
"print 'Before transactions, ',\n",
"ba1.display()\n",
"# display balance\n",
"ba1.deposit(74.35)\n",
"ba1.withdraw(20.00)\n",
"print 'After transactions, ' ,\n",
"ba1.display()"
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"output_type": "stream",
"stream": "stdout",
"text": [
"Before transactions, balance= 100.0\n",
"After transactions, balance= 154.35\n"
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}
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