@@ -204,7 +204,7 @@ <h1 id="comprehensivepythoncheatsheet">Comprehensive Python Cheatsheet</h1>
204204
205205< br > < h2 id ="toc "> < a href ="#toc " name ="toc "> #</ a > Contents</ h2 >
206206< pre > < code class ="hljs bash "> < strong > ToC</ strong > = {
207- < strong > < span class ="hljs-string "> < span class ="hljs-string "> '1. Collections'</ span > </ span > </ strong > : [< a href ="#list "> List</ a > , < a href ="#dictionary "> Dict</ a > , < a href ="#set "> Set</ a > , < a href ="#range " > Range </ a > , < a href ="#enumerate " > Enumerate </ a > , < a href ="#namedtuple " > Namedtuple </ a > , < a href ="#iterator "> Iterator</ a > , < a href ="#generator "> Generator</ a > ],
207+ < strong > < span class ="hljs-string "> < span class ="hljs-string "> '1. Collections'</ span > </ span > </ strong > : [< a href ="#list "> List</ a > , < a href ="#dictionary "> Dict</ a > , < a href ="#set "> Set</ a > , < a href ="#tuple " > Tuple </ a > , < a href ="#range " > Range </ a > , < a href ="#enumerate " > Enumerate </ a > , < a href ="#iterator "> Iterator</ a > , < a href ="#generator "> Generator</ a > ],
208208 < strong > < span class ="hljs-string "> < span class ="hljs-string "> '2. Types'</ span > </ span > </ strong > : [< a href ="#type "> Type</ a > , < a href ="#string "> String</ a > , < a href ="#regex "> Regex</ a > , < a href ="#format "> Format</ a > , < a href ="#numbers "> Numbers</ a > , < a href ="#combinatorics "> Combinatorics</ a > , < a href ="#datetime "> Datetime</ a > ],
209209 < strong > < span class ="hljs-string "> < span class ="hljs-string "> '3. Syntax'</ span > </ span > </ strong > : [< a href ="#arguments "> Args</ a > , < a href ="#inline "> Inline</ a > , < a href ="#closure "> Closure</ a > , < a href ="#decorator "> Decorator</ a > , < a href ="#class "> Class</ a > , < a href ="#ducktypes "> Duck_Types</ a > , < a href ="#enum "> Enum</ a > , < a href ="#exceptions "> Exceptions</ a > ],
210210 < strong > < span class ="hljs-string "> < span class ="hljs-string "> '4. System'</ span > </ span > </ strong > : [< a href ="#print "> Print</ a > , < a href ="#input "> Input</ a > , < a href ="#commandlinearguments "> Command_Line_Arguments</ a > , < a href ="#open "> Open</ a > , < a href ="#path "> Path</ a > , < a href ="#commandexecution "> Command_Execution</ a > ],
@@ -286,27 +286,21 @@ <h2 id="set"><a href="#set" name="set">#</a>Set</h2>
286286< pre > < code class ="python language-python hljs "> <set>.remove(<el>) < span class ="hljs-comment "> # Raises KeyError.</ span >
287287<set>.discard(<el>) < span class ="hljs-comment "> # Doesn't raise an error.</ span >
288288</ code > </ pre >
289- < h3 id ="frozenset "> Frozenset</ h3 >
290- < h4 id ="ishashablemeaningitcanbeusedasakeyinadictionaryorasanelementinaset "> Is hashable, meaning it can be used as a key in a dictionary or as an element in a set.</ h4 >
289+ < h3 id ="frozenset "> Frozen Set</ h3 >
290+ < ul >
291+ < li > < strong > Frozen set is immutable and hashable set.</ strong > </ li >
292+ < li > < strong > It can be used as a key in a dictionary or as an element in a set.</ strong > </ li >
293+ </ ul >
291294< pre > < code class ="python language-python hljs "> <frozenset> = frozenset(<collection>)
292295</ code > </ pre >
293- < h2 id ="range "> < a href ="#range " name ="range "> #</ a > Range</ h2 >
294- < pre > < code class ="python language-python hljs "> <range> = range(to_exclusive)
295- <range> = range(from_inclusive, to_exclusive)
296- <range> = range(from_inclusive, to_exclusive, ±step_size)
297- </ code > </ pre >
298- < pre > < code class ="python language-python hljs "> from_inclusive = <range>.start
299- to_exclusive = <range>.stop
296+ < h2 id ="tuple "> < a href ="#tuple " name ="tuple "> #</ a > Tuple</ h2 >
297+ < p > < strong > Tuple is immutable and hashable list.</ strong > </ p >
298+ < pre > < code class ="python language-python hljs "> <tuple> = ()
299+ <tuple> = (<el>, )
300+ <tuple> = (<el_1>, <el_2>, ...)
300301</ code > </ pre >
301- < h2 id ="enumerate "> < a href ="#enumerate " name ="enumerate "> #</ a > Enumerate</ h2 >
302- < pre > < code class ="python language-python hljs "> < span class ="hljs-keyword "> for</ span > i, el < span class ="hljs-keyword "> in</ span > enumerate(<collection> [, i_start]):
303- ...
304- </ code > </ pre >
305- < h2 id ="namedtuple "> < a href ="#namedtuple " name ="namedtuple "> #</ a > Named Tuple</ h2 >
306- < ul >
307- < li > < strong > Tuple is an immutable and hashable list.</ strong > </ li >
308- < li > < strong > Named tuple is its subclass with named elements.</ strong > </ li >
309- </ ul >
302+ < h3 id ="namedtuple "> Named Tuple</ h3 >
303+ < p > < strong > Named tuple is tuple's subclass with named elements.</ strong > </ p >
310304< pre > < code class ="python language-python hljs "> < span class ="hljs-meta "> >>> </ span > < span class ="hljs-keyword "> from</ span > collections < span class ="hljs-keyword "> import</ span > namedtuple
311305< span class ="hljs-meta "> >>> </ span > Point = namedtuple(< span class ="hljs-string "> 'Point'</ span > , < span class ="hljs-string "> 'x y'</ span > )
312306< span class ="hljs-meta "> >>> </ span > p = Point(< span class ="hljs-number "> 1</ span > , y=< span class ="hljs-number "> 2</ span > )
@@ -320,6 +314,18 @@ <h2 id="namedtuple"><a href="#namedtuple" name="namedtuple">#</a>Named Tuple</h2
320314< span class ="hljs-meta "> >>> </ span > p._fields < span class ="hljs-comment "> # Or: Point._fields</ span >
321315(< span class ="hljs-string "> 'x'</ span > , < span class ="hljs-string "> 'y'</ span > )
322316</ code > </ pre >
317+ < h2 id ="range "> < a href ="#range " name ="range "> #</ a > Range</ h2 >
318+ < pre > < code class ="python language-python hljs "> <range> = range(to_exclusive)
319+ <range> = range(from_inclusive, to_exclusive)
320+ <range> = range(from_inclusive, to_exclusive, ±step_size)
321+ </ code > </ pre >
322+ < pre > < code class ="python language-python hljs "> from_inclusive = <range>.start
323+ to_exclusive = <range>.stop
324+ </ code > </ pre >
325+ < h2 id ="enumerate "> < a href ="#enumerate " name ="enumerate "> #</ a > Enumerate</ h2 >
326+ < pre > < code class ="python language-python hljs "> < span class ="hljs-keyword "> for</ span > i, el < span class ="hljs-keyword "> in</ span > enumerate(<collection> [, i_start]):
327+ ...
328+ </ code > </ pre >
323329< h2 id ="iterator "> < a href ="#iterator " name ="iterator "> #</ a > Iterator</ h2 >
324330< pre > < code class ="python language-python hljs "> < span class ="hljs-keyword "> from</ span > itertools < span class ="hljs-keyword "> import</ span > count, repeat, cycle, chain, islice
325331</ code > </ pre >
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