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Commit 2e0e524

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Add more snippe ts
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‎public/data/python.json

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@@ -325,6 +325,74 @@
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],
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"tags": ["python", "list", "duplicates", "utility"],
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"author": "dostonnabotov"
328+
},
329+
{
330+
"title": "Find Duplicates in a List",
331+
"description": "Identifies duplicate elements in a list.",
332+
"code": [
333+
"def find_duplicates(lst):",
334+
" seen = set()",
335+
" duplicates = set()",
336+
" for item in lst:",
337+
" if item in seen:",
338+
" duplicates.add(item)",
339+
" else:",
340+
" seen.add(item)",
341+
" return list(duplicates)",
342+
"",
343+
"# Usage:",
344+
"data = [1, 2, 3, 2, 4, 5, 1]",
345+
"print(find_duplicates(data)) # Output: [1, 2]"
346+
],
347+
"tags": ["python", "list", "duplicates", "utility"],
348+
"author": "axorax"
349+
},
350+
{
351+
"title": "Partition List",
352+
"description": "Partitions a list into sublists of a given size.",
353+
"code": [
354+
"def partition_list(lst, size):",
355+
" for i in range(0, len(lst), size):",
356+
" yield lst[i:i + size]",
357+
"",
358+
"# Usage:",
359+
"data = [1, 2, 3, 4, 5, 6, 7]",
360+
"partitions = list(partition_list(data, 3))",
361+
"print(partitions) # Output: [[1, 2, 3], [4, 5, 6], [7]]"
362+
],
363+
"tags": ["python", "list", "partition", "utility"],
364+
"author": "axorax"
365+
},
366+
{
367+
"title": "Find Intersection of Two Lists",
368+
"description": "Finds the common elements between two lists.",
369+
"code": [
370+
"def list_intersection(lst1, lst2):",
371+
" return [item for item in lst1 if item in lst2]",
372+
"",
373+
"# Usage:",
374+
"list_a = [1, 2, 3, 4]",
375+
"list_b = [3, 4, 5, 6]",
376+
"print(list_intersection(list_a, list_b)) # Output: [3, 4]"
377+
],
378+
"tags": ["python", "list", "intersection", "utility"],
379+
"author": "axorax"
380+
},
381+
{
382+
"title": "Find Maximum Difference in List",
383+
"description": "Finds the maximum difference between any two elements in a list.",
384+
"code": [
385+
"def max_difference(lst):",
386+
" if not lst or len(lst) < 2:",
387+
" return 0",
388+
" return max(lst) - min(lst)",
389+
"",
390+
"# Usage:",
391+
"data = [10, 3, 5, 20, 7]",
392+
"print(max_difference(data)) # Output: 17"
393+
],
394+
"tags": ["python", "list", "difference", "utility"],
395+
"author": "axorax"
328396
}
329397
]
330398
},
@@ -655,6 +723,22 @@
655723
],
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"tags": ["python", "random", "string", "utility"],
657725
"author": "dostonnabotov"
726+
},
727+
{
728+
"title": "Convert Bytes to Human-Readable Format",
729+
"description": "Converts a size in bytes to a human-readable format.",
730+
"code": [
731+
"def bytes_to_human_readable(num):",
732+
" for unit in ['B', 'KB', 'MB', 'GB', 'TB', 'PB']:",
733+
" if num < 1024:",
734+
" return f\"{num:.2f} {unit}\"",
735+
" num /= 1024",
736+
"",
737+
"# Usage:",
738+
"print(bytes_to_human_readable(123456789)) # Output: '117.74 MB'"
739+
],
740+
"tags": ["python", "bytes", "format", "utility"],
741+
"author": "axorax"
658742
}
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]
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},
@@ -904,6 +988,72 @@
904988
],
905989
"tags": ["python", "error-handling", "division", "utility"],
906990
"author": "e3nviction"
991+
},
992+
{
993+
"title": "Retry Function Execution on Exception",
994+
"description": "Retries a function execution a specified number of times if it raises an exception.",
995+
"code": [
996+
"import time",
997+
"",
998+
"def retry(func, retries=3, delay=1):",
999+
" for attempt in range(retries):",
1000+
" try:",
1001+
" return func()",
1002+
" except Exception as e:",
1003+
" print(f\"Attempt {attempt + 1} failed: {e}\")",
1004+
" time.sleep(delay)",
1005+
" raise Exception(\"All retry attempts failed\")",
1006+
"",
1007+
"# Usage:",
1008+
"def unstable_function():",
1009+
" raise ValueError(\"Simulated failure\")",
1010+
"",
1011+
"# Retry 3 times with 2 seconds delay:",
1012+
"try:",
1013+
" retry(unstable_function, retries=3, delay=2)",
1014+
"except Exception as e:",
1015+
" print(e) # Output: All retry attempts failed"
1016+
],
1017+
"tags": ["python", "error-handling", "retry", "utility"],
1018+
"author": "axorax"
1019+
},
1020+
{
1021+
"title": "Validate Input with Exception Handling",
1022+
"description": "Validates user input and handles invalid input gracefully.",
1023+
"code": [
1024+
"def validate_positive_integer(input_value):",
1025+
" try:",
1026+
" value = int(input_value)",
1027+
" if value < 0:",
1028+
" raise ValueError(\"The number must be positive\")",
1029+
" return value",
1030+
" except ValueError as e:",
1031+
" return f\"Invalid input: {e}\"",
1032+
"",
1033+
"# Usage:",
1034+
"print(validate_positive_integer('10')) # Output: 10",
1035+
"print(validate_positive_integer('-5')) # Output: Invalid input: The number must be positive",
1036+
"print(validate_positive_integer('abc')) # Output: Invalid input: invalid literal for int() with base 10: 'abc'"
1037+
],
1038+
"tags": ["python", "error-handling", "validation", "utility"],
1039+
"author": "axorax"
1040+
},
1041+
{
1042+
"title": "Handle File Not Found Error",
1043+
"description": "Attempts to open a file and handles the case where the file does not exist.",
1044+
"code": [
1045+
"def read_file_safe(filepath):",
1046+
" try:",
1047+
" with open(filepath, 'r') as file:",
1048+
" return file.read()",
1049+
" except FileNotFoundError:",
1050+
" return \"File not found!\"",
1051+
"",
1052+
"# Usage:",
1053+
"print(read_file_safe('nonexistent.txt')) # Output: 'File not found!'"
1054+
],
1055+
"tags": ["python", "error-handling", "file", "utility"],
1056+
"author": "axorax"
9071057
}
9081058
]
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},
@@ -942,6 +1092,96 @@
9421092
],
9431093
"tags": ["python", "datetime", "utility"],
9441094
"author": "e3nviction"
1095+
},
1096+
{
1097+
"title": "Generate Date Range List",
1098+
"description": "Generates a list of dates between two given dates.",
1099+
"code": [
1100+
"from datetime import datetime, timedelta",
1101+
"",
1102+
"def generate_date_range(start_date, end_date):",
1103+
" if start_date > end_date:",
1104+
" raise ValueError(\"start_date must be before end_date\")",
1105+
"",
1106+
" current_date = start_date",
1107+
" date_list = []",
1108+
" while current_date <= end_date:",
1109+
" date_list.append(current_date)",
1110+
" current_date += timedelta(days=1)",
1111+
"",
1112+
" return date_list",
1113+
"",
1114+
"# Usage:",
1115+
"start = datetime(2023, 1, 1)",
1116+
"end = datetime(2023, 1, 5)",
1117+
"dates = generate_date_range(start, end)",
1118+
"for d in dates:",
1119+
" print(d.strftime('%Y-%m-%d'))",
1120+
"# Output: '2023年01月01日', '2023年01月02日', '2023年01月03日', '2023年01月04日', '2023年01月05日'"
1121+
],
1122+
"tags": ["python", "datetime", "range", "utility"],
1123+
"author": "axorax"
1124+
},
1125+
{
1126+
"title": "Determine Day of the Week",
1127+
"description": "Calculates the day of the week for a given date.",
1128+
"code": [
1129+
"from datetime import datetime",
1130+
"",
1131+
"def get_day_of_week(date):",
1132+
" days = ['Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday', 'Sunday']",
1133+
" try:",
1134+
" return days[date.weekday()]",
1135+
" except IndexError:",
1136+
" raise ValueError(\"Invalid date\")",
1137+
"",
1138+
"# Usage:",
1139+
"date = datetime(2023, 1, 1)",
1140+
"day = get_day_of_week(date)",
1141+
"print(day) # Output: 'Sunday'"
1142+
],
1143+
"tags": ["python", "datetime", "weekday", "utility"],
1144+
"author": "axorax"
1145+
},
1146+
{
1147+
"title": "Check if Date is a Weekend",
1148+
"description": "Checks whether a given date falls on a weekend.",
1149+
"code": [
1150+
"from datetime import datetime",
1151+
"",
1152+
"def is_weekend(date):",
1153+
" try:",
1154+
" return date.weekday() >= 5 # Saturday = 5, Sunday = 6",
1155+
" except AttributeError:",
1156+
" raise TypeError(\"Input must be a datetime object\")",
1157+
"",
1158+
"# Usage:",
1159+
"date = datetime(2023, 1, 1)",
1160+
"weekend = is_weekend(date)",
1161+
"print(weekend) # Output: True (Sunday)"
1162+
],
1163+
"tags": ["python", "datetime", "weekend", "utility"],
1164+
"author": "axorax"
1165+
},
1166+
{
1167+
"title": "Get Number of Days in a Month",
1168+
"description": "Determines the number of days in a specific month and year.",
1169+
"code": [
1170+
"from calendar import monthrange",
1171+
"from datetime import datetime",
1172+
"",
1173+
"def get_days_in_month(year, month):",
1174+
" try:",
1175+
" return monthrange(year, month)[1]",
1176+
" except ValueError as e:",
1177+
" raise ValueError(f\"Invalid month or year: {e}\")",
1178+
"",
1179+
"# Usage:",
1180+
"days = get_days_in_month(2023, 2)",
1181+
"print(days) # Output: 28 (for non-leap year February)"
1182+
],
1183+
"tags": ["python", "datetime", "calendar", "utility"],
1184+
"author": "axorax"
9451185
}
9461186
]
9471187
}

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