Learn Python Coding
Learn Python through simple, practical examples and real coding ideas. Clear explanations, useful snippets, and hands-on learning for anyone starting or improving their programming skills. Admin: @HusseinSheikho || @Hussein_Sheikho
Show more📈 Analytical overview of Telegram channel Learn Python Coding
Channel Learn Python Coding (@pythonre) in the English language segment is an active participant. Currently, the community unites 39 131 subscribers, ranking 3 502 in the Technologies & Applications category and 10 597 in the India region.
📊 Audience metrics and dynamics
Since its creation on невідомо, the project has demonstrated rapid growth, gathering an audience of 39 131 subscribers.
According to the latest data from 05 June, 2026, the channel demonstrates stable activity. Although there has been a change in the number of participants by 458 over the last 30 days and by 21 over the last 24 hours, overall reach remains high.
- Verification status: Not verified
- Engagement rate (ER): The average audience engagement rate is 2.68%. Within the first 24 hours after publication, content typically collects 1.04% reactions from the total number of subscribers.
- Post reach: On average, each post receives 1 048 views. Within the first day, a publication typically gains 405 views.
- Reactions and interaction: The audience actively supports content: the average number of reactions per post is 3.
- Thematic interests: Content is focused on key topics such as math, harvard, oxford, supervision, waybienad.
📝 Description and content policy
The author describes the resource as a platform for expressing subjective opinions:
“Learn Python through simple, practical examples and real coding ideas. Clear explanations, useful snippets, and hands-on learning for anyone starting or improving their programming skills.
Admin: @HusseinSheikho || @Hussein_Sheikho”
Thanks to the high frequency of updates (latest data received on 06 June, 2026), the channel maintains relevance and a high level of publication reach. Analytics show that the audience actively interacts with content, making it an important point of influence in the Technologies & Applications category.
x = .023
print(f'{x:.2%}') # 2.30%
x = .02375
print(f'{x:.2%}') # 2.38% -- rounded off!
x = 1.02375
print(f'{x:.2%}') # 102.38%
👉 @PythonRecodes = ["A", "B", "C"]
found = False
for code in codes:
if code == "B":
found = True
break
if found:
print("Incorrect: Code B found (less efficient).")
Brief Explanation: The in operator is optimized for membership checks, offering better performance and cleaner code than manual loops, especially for larger lists.
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5. Avoiding Unnecessary List Conversions
Description: Many functions and methods return iterators or generator objects for efficiency. Converting these directly to a list without need can waste memory and computation if you only need to process elements one by one.
Correct Usage: Process iterators directly when possible, convert to list only if multiple passes or random access is needed.
squares_gen = (x*x for x in range(5)) # Generator expression
for s in squares_gen: # Process elements one by one
print(f"Correct: {s}", end=" ") # Output: 0 1 4 9 16
print()
# If you need the full list:
squares_list = list(x*x for x in range(5))
print(f"Correct (list conversion): {squares_list}") # Output: [0, 1, 4, 9, 16]
Incorrect Usage: Unnecessarily converting iterators to lists when single-pass processing suffices.
data_stream = map(str.upper, ['apple', 'banana', 'cherry'])
# If you only need to print them once:
full_list = list(data_stream) # Unnecessary list creation
for item in full_list:
print(f"Incorrect: {item}", end=" ") # Output: APPLE BANANA CHERRY
print()
Brief Explanation: Iterators/generators are memory-efficient for single-pass operations. Convert to list() only when random access, repeated iteration, or a material collection is strictly required.
https://t.me/pythonRe 🌟reversed_string = "Hello World"[::-1]
2️⃣ Check if a number is even:
is_even = lambda x: x % 2 == 0
3️⃣ Find the factorial of a number:
factorial = lambda x: 1 if x == 0 else x * factorial(x - 1)
4️⃣ Read a file and print its contents:
[print(line.strip()) for line in open('file.txt')]
5️⃣ Create a list of squares:
squares = [x**2 for x in range(10)]
6️⃣ Flatten a list of lists:
flat_list = [item for sublist in [[1, 2], [3, 4], [5, 6]] for item in sublist]
7️⃣ Find the length of a list:
length = len([1, 2, 3, 4])8️⃣ Create a dictionary from two lists:
keys = ['a', 'b', 'c']; values = [1, 2, 3]; dictionary = dict(zip(keys, values))
9️⃣ Generate a list of random numbers:
import random; random_numbers = [random.randint(0, 100) for _ in range(10)]
🔟 Check if a string is a palindrome:
is_palindrome = lambda s: s == s[::-1]Mastering these one-liners can significantly improve your coding efficiency and make your code more concise. https://t.me/pythonRe ✉️
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