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Commit 322984e

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Break, continue and pass
1 parent 1bed201 commit 322984e

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2 files changed

+110
-4
lines changed

2 files changed

+110
-4
lines changed

‎2. Flow_control/.ipynb_checkpoints/4. Break_and_Continue-checkpoint.ipynb‎ renamed to ‎2. Flow_control/.ipynb_checkpoints/4. Break_Continue_and_Pass-checkpoint.ipynb‎

Lines changed: 55 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -4,10 +4,11 @@
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"## 1. Breakand Continue\n",
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"## 1. Break, continue and pass statements\n",
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"In Python, `break` and `continue` statements can alter the flow of a normal loop.<br>\n",
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"`Break` - exits the loop completely.<br>\n",
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"`Continue` - exits the current iteration of the loop and continues with the next iteration."
10+
"`Continue` - exits the current iteration of the loop and continues with the next iteration.<br>\n",
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"`Pass` - pass is a null statement. Nothing happens when the pass is executed. It results in no operation (NOP)."
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]
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},
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{
@@ -158,6 +159,58 @@
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"We continue with the loop, if the string is i, not executing the rest of the block. Hence, we see in our output that all the letters except i gets printed."
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"## 4. Pass statement\n",
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"In Python, `pass` is a null statement. <br>\n",
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"The difference between a [comment](https://www.programiz.com/python-programming/statement-indentation-comments) and a `pass` statement in Python is that while the interpreter ignores a comment entirely, `pass` is not ignored.\n",
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"\n",
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"However, nothing happens when the pass is executed. It results in no operation (NOP)."
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"**Syntax of pass statement**<br>\n",
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"Suppose we have a loop or a function that is not implemented yet, but we want to implement it in the future. <br>They cannot have an empty body. The interpreter would give an error. So, we use the `pass` statement to construct a body that does nothing."
179+
]
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},
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{
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"cell_type": "code",
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"execution_count": 6,
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"metadata": {},
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"outputs": [],
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"source": [
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"'''pass is just a placeholder for\n",
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"functionality to be added later.'''\n",
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"sequence = {'p', 'a', 's', 's'}\n",
190+
"for val in sequence:\n",
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" pass"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 8,
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"metadata": {},
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"outputs": [],
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"source": [
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"def function(args):\n",
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" pass"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 9,
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"metadata": {},
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"outputs": [],
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"source": [
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"class Example:\n",
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" pass"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,

‎2. Flow_control/4. Break_and_Continue.ipynb‎ renamed to ‎2. Flow_control/4. Break_Continue_and_Pass.ipynb‎

Lines changed: 55 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -4,10 +4,11 @@
44
"cell_type": "markdown",
55
"metadata": {},
66
"source": [
7-
"## 1. Breakand Continue\n",
7+
"## 1. Break, continue and pass statements\n",
88
"In Python, `break` and `continue` statements can alter the flow of a normal loop.<br>\n",
99
"`Break` - exits the loop completely.<br>\n",
10-
"`Continue` - exits the current iteration of the loop and continues with the next iteration."
10+
"`Continue` - exits the current iteration of the loop and continues with the next iteration.<br>\n",
11+
"`Pass` - pass is a null statement. Nothing happens when the pass is executed. It results in no operation (NOP)."
1112
]
1213
},
1314
{
@@ -158,6 +159,58 @@
158159
"We continue with the loop, if the string is i, not executing the rest of the block. Hence, we see in our output that all the letters except i gets printed."
159160
]
160161
},
162+
{
163+
"cell_type": "markdown",
164+
"metadata": {},
165+
"source": [
166+
"## 4. Pass statement\n",
167+
"In Python, `pass` is a null statement. <br>\n",
168+
"The difference between a [comment](https://www.programiz.com/python-programming/statement-indentation-comments) and a `pass` statement in Python is that while the interpreter ignores a comment entirely, `pass` is not ignored.\n",
169+
"\n",
170+
"However, nothing happens when the pass is executed. It results in no operation (NOP)."
171+
]
172+
},
173+
{
174+
"cell_type": "markdown",
175+
"metadata": {},
176+
"source": [
177+
"**Syntax of pass statement**<br>\n",
178+
"Suppose we have a loop or a function that is not implemented yet, but we want to implement it in the future. <br>They cannot have an empty body. The interpreter would give an error. So, we use the `pass` statement to construct a body that does nothing."
179+
]
180+
},
181+
{
182+
"cell_type": "code",
183+
"execution_count": 6,
184+
"metadata": {},
185+
"outputs": [],
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"source": [
187+
"'''pass is just a placeholder for\n",
188+
"functionality to be added later.'''\n",
189+
"sequence = {'p', 'a', 's', 's'}\n",
190+
"for val in sequence:\n",
191+
" pass"
192+
]
193+
},
194+
{
195+
"cell_type": "code",
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"execution_count": 8,
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"metadata": {},
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"outputs": [],
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"source": [
200+
"def function(args):\n",
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" pass"
202+
]
203+
},
204+
{
205+
"cell_type": "code",
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"execution_count": 9,
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"metadata": {},
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"outputs": [],
209+
"source": [
210+
"class Example:\n",
211+
" pass"
212+
]
213+
},
161214
{
162215
"cell_type": "code",
163216
"execution_count": null,

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