Python Interview coding programs - All Topics | Beginner to Advanced | 2026

Python Interview Coding Programs (All Topics with Solutions) :

Intro: Welcome to DailyCodeHub Python Interview Coding Programs Page! Here you will find all Python coding program topics with solutions. choose your topic below and start learning

SECTION 1 : NUMERIC TYPES

2.  Float Programs
3.  Complex Programs
4.  Bool Programs
5.  Decimal Programs
6.  Fraction Programs
7.  Bytes Programs
8.  Bytearray Programs

SECTION 2 : TYPE CONVERSION

9.  int( ) Programs
10. float( ) Programs
11. str( ) Programs
12. bool( ) Programs
13. list( ) Programs
14. tuple( ) Programs
15. set( ) Programs
16. dict( ) Programs
17. bin( ) Programs
18. oct( ) Programs
19. hex( ) Programs
20. chr( ) Programs
21. ord( ) Programs
22. bytes( ) Programs
23. bytearray( ) Programs
24. complex( ) Programs

SECTION 3 : OPERATORS

25. Arithmetic Operators Programs
26. Comparison Operators Programs
27. Logical Operators Programs
28. Bitwise Operators Programs
29. Assignment Operators Programs
30. Identity Operators Programs
31. Membership Operators Programs
32. Ternary Operator Programs
33. Walrus Operator Programs
34. Unpacking Operator Programs
35. Matrix Multiply Operator Programs
36. Operator Precedence Programs
37. Short Circuit Evaluation Programs
38. Chained Comparison Programs
39. Augmented Assignment Programs
40. operator Module Programs


SECTION 4 : STRING PROGRAMS

41. String Declaration Programs
42. String Indexing Programs
43. String Slicing Programs
44. String Concatenation Programs
45. String Repetition Programs
46. String Immutability Programs
47. Multiline String Programs
48. Raw String Programs
49. String Encoding Programs
50. String Formatting % operator
51. String Formatting .format( )
52. f-string Programs
53. f-string Advanced Programs
54. String Template Programs
55. bytes to String Programs
56. String Interning Programs
57. StringIO Programs
58. Unicode Programs
59. ASCII Programs
60. upper( ) lower( ) title( )
61. capitalize( ) swapcase( )
62. strip( ) lstrip( ) rstrip( )
63. split( ) rsplit( ) splitlines( )
64. join( ) replace( ) find( )
65. index( ) rfind( ) rindex( )
66. count( ) startswith( ) endswith( )
67. isalpha( ) isdigit( ) isalnum( )
68. isnumeric( ) isspace( ) istitle( )
69. isupper( ) islower( )
70. center( ) ljust( ) rjust( ) zfill( )
71. encode( ) decode( )
72. format( ) format_map( )
73. maketrans( ) translate( )
74. partition( ) rpartition( )

SECTION 5 : LIST PROGRAMS

75. List Declaration Programs
76. List Indexing Programs
77. List Slicing Programs
78. List Concatenation Programs
79. List Repetition Programs
80. append( ) Programs
81. extend( ) Programs
82. insert( ) Programs
83. remove( ) Programs
84. pop( ) Programs
85. clear( ) Programs
86. index( ) Programs
87. count( ) Programs
88. sort( ) Programs
89. reverse( ) Programs
90. copy( ) Programs
91. List Comprehension Programs
92. Nested List Programs
93. List Packing Unpacking
94. 2D List Programs
95. List Rotation Programs
96. List Chunking Programs
97. List Flattening Programs
98. List Grouping Programs
99. List Multiplication Trick
100. List Reference vs Copy
101. List as Stack Programs
102. List as Queue Programs
103. List Sorting Programs
104. List Searching Programs

SECTION 6 : TUPLE PROGRAMS

105. Tuple Declaration Programs
106. Tuple Indexing Programs
107. Tuple Slicing Programs
108. count( ) Programs
109. index( ) Programs
110. Tuple Packing Unpacking
111. Named Tuple Programs
112. Tuple vs List Programs
113. Single Element Tuple
114. Tuple Comprehension Programs
115. Tuple Operations Programs

SECTION 7 : DICTIONARY PROGRAMS

116. Dictionary Declaration Programs
117. get(  ) Programs
118. keys( ) Programs
119. values( ) Programs
120. items( ) Programs
121. update( ) Programs
122. pop( ) Programs
123. popitem( ) Programs
124. setdefault( ) Programs
125. clear( ) Programs
126. copy( ) Programs
127. fromkeys( ) Programs
128. Dictionary Comprehension
129. Nested Dictionary Programs
130. Merge Dictionaries Programs
131. Dictionary Sorting Programs
132. Dictionary Inversion Programs
133. Dictionary Unpacking Programs
134. TypedDict Programs
135. defaultdict Programs
136. OrderedDict Programs
137. Counter Programs
138. ChainMap Programs


SECTION 8 : SET PROGRAMS

139. Set Declaration Programs
140. add( ) Programs
141. update( ) Programs
142. remove( ) Programs
143. discard( ) Programs
144. pop( ) Programs
145. clear( ) Programs
146. copy( ) Programs
147. union( ) Programs
148. intersection( ) Programs
149. difference( ) Programs
150. symmetric_difference( ) Programs
151. issubset( ) Programs
152. issuperset( ) Programs
153. isdisjoint( ) Programs
154. Set Operations Programs
155. Set Comprehension Programs
156. Frozenset Programs
157. Set vs List Programs
158. Set vs Tuple Programs


SECTION 9 : CONTROL FLOW

159. if Statement Programs
160. if else Programs
161. if elif else Programs
162. Nested if Programs
163. Match Case Programs
164. for Loop Programs
165. while Loop Programs
166. Nested Loop Programs
167. break Programs
168. continue Programs
169. pass Programs
170. else with Loop Programs
171. Infinite Loop Programs
172. Loop with range( ) Programs
173. Loop with enumerate( ) Programs
174. Loop with zip( ) Programs


SECTION 10 : FUNCTION PROGRAMS

175. Function Declaration Programs
176. Function Arguments Programs
177. Default Arguments Programs
178. Keyword Arguments Programs
179. Positional Arguments Programs
180. *args Programs
181. **kwargs Programs
182. Return Statement Programs
183. Multiple Return Values
184. Nested Functions Programs
185. Recursive Functions Programs
186. Lambda Functions Programs
187. Anonymous Functions Programs
188. First Class Functions
189. Higher Order Functions
190. map( ) Programs
191. filter( ) Programs
192. reduce( ) Programs
193. zip( ) Programs
194. enumerate( ) Programs
195. sorted( ) Programs
196. reversed( ) Programs
197. any( ) all( ) Programs
198. vars( ) dir( ) Programs
199. globals( ) locals( ) Programs
200. eval( ) exec( ) Programs
201. repr( ) hash( ) Programs
202. callable( ) Programs
203. getattr( ) setattr( ) Programs
204. hasattr( ) delattr( ) Programs
205. partial( ) Programs
206. Closures Programs
207. Scope LEGB Programs
208. Namespace Programs
209. Pure Functions Programs
210. Function Annotations
211. Docstrings Programs
212. Function Caching lru_cache
213. singledispatch Programs
214. Callback Functions
215. Memoization Programs
216. Tail Recursion Programs
217. Mutual Recursion Programs


SECTION 11 : COMPREHENSIONS

218. List Comprehension Programs
219. Dictionary Comprehension
220. Set Comprehension Programs
221. Generator Comprehension
222. Nested Comprehension
223. Conditional Comprehension
224. Multiple for in Comprehension

SECTION 12 : MODULES PROGRAMS

225. import Programs
226. from import Programs
227. as alias Programs
228. math Module Programs
229. random Module Programs
230. datetime Module Programs
231. os Module Programs
232. sys Module Programs
233. re Module Programs
234. time Module Programs
235. calendar Module Programs
236. collections Module Programs
237. itertools Module Programs
238. functools Module Programs
239. copy Module Programs
240. statistics Module Programs
241. string Module Programs
242. io Module Programs
243. pathlib Module Programs
244. glob Module Programs
245. shutil Module Programs
246. hashlib Module Programs
247. uuid Module Programs
248. json Module Programs
249. csv Module Programs
250. pickle Module Programs
251. array Module Programs
252. struct Module Programs
253. heapq Module Programs
254. bisect Module Programs
255. queue Module Programs
256. decimal Module Programs
257. fractions Module Programs
258. cmath Module Programs
259. numbers Module Programs
260. abc Module Programs
261. contextlib Module Programs
262. weakref Module Programs
263. traceback Module Programs
264. textwrap Module Programs
265. pprint Module Programs
266. warnings Module Programs
267. logging Module Programs
268. unittest Module Programs
269. argparse Module Programs
270. enum Module Programs
271. dataclasses Module Programs
272. typing Module Programs
273. platform Module Programs
274. subprocess Module Programs
275. signal Module Programs
276. tempfile Module Programs
277. zipfile Module Programs
278. tarfile Module Programs
279. gzip Module Programs
280. zlib Module Programs
281. sqlite3 Module Programs
282. xml Module Programs
283. html Module Programs
284. email Module Programs
285. smtplib Module Programs
286. urllib Module Programs
287. http Module Programs
288. socket Module Programs
289. ast Module Programs
290. dis Module Programs
291. inspect Module Programs
292. operator Module Programs


SECTION 13 : COLLECTIONS MODULE

293. Counter Programs
294. defaultdict Programs
295. OrderedDict Programs
296. deque Programs
297. namedtuple Programs
298. ChainMap Programs
299. UserDict Programs
300. UserList Programs
301. UserString Programs


SECTION 14 : ITERTOOLS PROGRAMS

302. count( ) Programs
303. cycle( ) Programs
304. repeat( ) Programs
305. chain( ) Programs
306. islice( ) Programs
307. zip_longest( ) Programs
308. product( ) Programs
309. permutations( ) Programs
310. combinations( ) Programs
311. combinations_with_replacement( )
312. groupby( ) Programs
313. starmap( ) Programs
314. takewhile( ) Programs
315. dropwhile( ) Programs
316. filterfalse( ) Programs
317. accumulate( ) Programs


SECTION 15 : OOPs PROGRAMS

318. Class Object Programs
319. __init__ Constructor
320. Instance Variables
321. Class Variables
322. Instance Methods
323. Class Methods
324. Static Methods
325. Property Programs
326. Single Inheritance
327. Multiple Inheritance
328. Multilevel Inheritance
329. Hierarchical Inheritance
330. Hybrid Inheritance
331. Method Overriding
332. Method Overloading
333. Operator Overloading
334. Encapsulation Programs
335. Abstraction Programs
336. Polymorphism Programs
337. super( ) Programs
338. MRO Programs
339. Mixin Programs
340. Metaclass Programs
341. __slots__ Programs
342. Dataclass Programs
343. Abstract Class Programs
344. __str__ __repr__ Programs
345. __len__ __add__ Programs
346. __eq__ __lt__ Programs
347. __call__ Programs
348. __del__ Programs
349. __enter__ __exit__ Programs
350. __iter__ __next__ Programs
351. __getitem__ __setitem__
352. __contains__ Programs
353. __new__ Programs
354. Descriptor Programs
355. Singleton Pattern
356. Factory Pattern
357. Observer Pattern
358. Decorator Pattern OOPs
359. Strategy Pattern
360. Composition vs Inheritance
361. Duck Typing Programs
362. Object Comparison
363. Object Hashing
364. WeakRef Programs
365. Object Copying Programs


SECTION 16 : DECORATORS

366. Function Decorator Programs
367. Class Decorator Programs
368. Decorator with Arguments
369. Chaining Decorators
370. functools.wraps Programs
371. @property Programs
372. @classmethod Programs
373. @staticmethod Programs
374. @abstractmethod Programs
375. @dataclass Programs
376. Memoization Decorator
377. Timer Decorator
378. Login Required Decorator
379. Retry Decorator
380. Decorator Factory Programs
381. contextmanager Decorator
382. total_ordering Programs
383. singledispatch Programs
384. lru_cache Programs
385. cache Programs
386. cached_property Programs


SECTION 17 : GENERATORS

387. Generator Function Programs
388. yield Statement Programs
389. yield from Programs
390. Generator Expression
391. Infinite Generator Programs
392. Generator Pipeline
393. send( ) Method Programs
394. throw( ) Programs
395. close( ) Programs
396. Custom Iterator Programs
397. iter( ) next( ) Programs
398. StopIteration Programs


SECTION 18 : EXCEPTION HANDLING

399. try except Programs
400. Multiple Exceptions
401. else Block Programs
402. finally Block Programs
403. raise Programs
404. raise from Programs
405. Custom Exception Programs
406. Exception Hierarchy
407. Exception Chaining
408. assert Programs
409. warnings Programs
410. ZeroDivisionError Programs
411. ValueError Programs
412. TypeError Programs
413. AttributeError Programs
414. ImportError Programs
415. IndexError Programs
416. KeyError Programs
417. NameError Programs
418. FileNotFoundError Programs
419. PermissionError Programs
420. RecursionError Programs
421. OverflowError Programs
422. MemoryError Programs
423. StopIteration Programs
424. RuntimeError Programs
425. NotImplementedError Programs
426. OSError Programs
427. TimeoutError Programs


SECTION 19 : FILE HANDLING

428. open( ) Programs
429. File Modes Programs
430. read( ) Programs
431. readline( ) Programs
432. readlines( ) Programs
433. write( ) Programs
434. writelines( ) Programs
435. with Statement Programs
436. File Methods Programs
437. CSV Programs
438. JSON Programs
439. Binary File Programs
440. XML Programs
441. File Rename Programs
442. File Delete Programs
443. File Copy Programs
444. Directory Programs
445. os.path Programs
446. pathlib Programs
447. glob Programs
448. shutil Programs
449. File Encoding Programs
450. Pickle Programs
451. YAML Programs


SECTION 20 : MEMORY MANAGEMENT

452. Mutable vs Immutable
453. Shallow Copy Programs
454. Deep Copy Programs
455. copy Module Programs
456. id( ) Programs
457. Reference Counting
458. Garbage Collection
459. gc Module Programs
460. Integer Caching Programs
461. String Interning Programs
462. __del__ Programs
463. Memory Profiling
464. sys.getsizeof( ) Programs


SECTION 21 : MULTITHREADING

465. Thread Creation Programs
466. Thread Methods Programs
467. Thread Synchronization
468. Lock Programs
469. RLock Programs
470. Semaphore Programs
471. Event Programs
472. Timer Programs
473. Daemon Threads
474. Thread Pool Programs
475. ThreadPoolExecutor
476. concurrent.futures
477. Race Condition Programs
478. Deadlock Programs
479. Thread Local Data
480. Condition Variable
481. Barrier Programs
482. Queue Thread Safe


SECTION 22 : MULTIPROCESSING

483. Process Creation Programs
484. Process Methods Programs
485. Process Pool Programs
486. Queue Multiprocessing
487. Pipe Programs
488. Manager Programs
489. Shared Memory Programs
490. ProcessPoolExecutor
491. concurrent.futures Process


SECTION 23 : ASYNCIO

492. async def Programs
493. await Programs
494. Event Loop Programs
495. Coroutines Programs
496. Tasks Programs
497. gather( ) Programs
498. asyncio.sleep( ) Programs
499. async with Programs
500. async for Programs
501. asyncio.run( ) Programs
502. asyncio Queue Programs


SECTION 24 : REGEX PROGRAMS

503. match( ) Programs
504. search( ) Programs
505. findall( ) Programs
506. finditer( ) Programs
507. sub( ) Programs
508. subn( ) Programs
509. split( ) Programs
510. compile( ) Programs
511. Pattern Groups Programs
512. Named Groups Programs
513. Special Characters Programs
514. Quantifiers Programs
515. Anchors Programs
516. Flags Programs
517. Lookahead Programs
518. Lookbehind Programs
519. Email Validation Programs
520. Phone Validation Programs
521. URL Validation Programs
522. Password Validation Programs


SECTION 25 : BUILT - IN FUNCTIONS

523. print( ) Programs
524. input( ) Programs
525. range( ) Programs
526. len( ) Programs
527. type( ) Programs
528. id( ) Programs
529. isinstance( ) Programs
530. issubclass( ) Programs
531. abs( ) Programs
532. round( ) Programs
533. pow( ) Programs
534. divmod( ) Programs
535. max( ) Programs
536. min( ) Programs
537. sum( ) Programs
538. sorted( ) Programs
539. reversed( ) Programs
540. enumerate( ) Programs
541. zip( ) Programs
542. map( ) Programs
543. filter( ) Programs
544. any( ) Programs
545. all( ) Programs
546. vars( ) Programs
547. dir( ) Programs
548. globals( ) Programs
549. locals( ) Programs
550. eval( ) Programs
551. exec( ) Programs
552. repr( ) Programs
553. hash( ) Programs
554. callable( ) Programs
555. getattr( ) Programs
556. setattr( ) Programs
557. hasattr( ) Programs
558. delattr( ) Programs
559. open( ) Programs
560. iter( ) Programs
561. next( ) Programs
562. slice( ) Programs
563. chr( ) Programs
564. ord( ) Programs
565. bin( ) Programs
566. oct( ) Programs
567. hex( ) Programs
568. format( ) Programs
569. object( ) Programs
570. super( ) Programs
571. staticmethod( ) Programs
572. classmethod( ) Programs
573. property( ) Programs
574. memoryview( ) Programs
575. bytearray( ) Programs
576. frozenset( ) Programs
577. complex( ) Programs
578. bool( ) Programs
579. breakpoint( ) Programs


SECTION 26 : TYPE HINTS

580. Basic Type Hints Programs
581. List Dict Hints Programs
582. Optional Programs
583. Union Programs
584. TypeVar Programs
585. Generic Programs
586. Protocol Programs
587. Literal Programs
588. TypedDict Programs
589. Callable Programs
590. Any Programs
591. Final Programs
592. ClassVar Programs
593. overload Programs


SECTION 27 : FUNCTIONAL PROGRAMMING

594. Pure Functions Programs
595. map( ) Programs
596. filter( ) Programs
597. reduce( ) Programs
598. Function Composition
599. Currying Programs
600. Partial Functions
601. Memoization Programs
602. Lazy Evaluation
603. Pipeline Programs
604. Immutable Data Programs


SECTION 28 : TESTING PROGRAMS

605. unittest Programs
606. setUp tearDown
607. Test Cases Programs
608. Test Suite Programs
609. Mock Programs
610. pytest Programs
611. pytest Fixtures
612. doctest Programs
613. assert Programs
614. Coverage Testing


SECTION 29 : SPECIAL TOPICS 

615. Enum Programs
616. Dataclass Programs
617. NamedTuple Programs
618. Protocol Programs
619. Match Case Programs
620. Structural Pattern Matching
621. f-string Debugging
622. Walrus Operator Programs
623. Positional Only Parameters
624. __future__ Programs
625. __slots__ Programs
626. Descriptor Programs
627. Context Manager Programs
628. Buffer Protocol Programs
629. Pickle Protocol Programs
630. __reduce__ Programs
631. __init_subclass__
632. __class_getitem__
633. __set_name__ Programs
634. Abstract Base Classes
635. Virtual Subclasses
636. Class Decorators Programs
637. Metaclass Programs


SECTION 30 : MISCELLANEOUS

638. PEP 8 Programs
639. Docstring Programs
640. Type Checking Programs
641. Duck Typing Programs
642. Monkey Patching Programs
643. Introspection Programs
644. Reflection Programs
645. Python Tricks Programs
646. One Liner Programs
647. Code Optimization Programs
648. Memory Optimization
649. Performance Programs
650. Profiling Programs
651. Debugging Programs
652. Logging Programs
653. Configuration Programs
654. Environment Variables
655. Command Line Programs
656. argparse Programs
657. sys.argv Programs








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