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All Modules
Python Semantics
Memory & CPython Internals
Memory & CPython Internals
Under the object model.
0 / 7 solved
0/7
solved
Status
All questions
7
Unsolved
7
Solved
0
Tags
cpython
7
del
2
garbage-collection
2
gc-module
1
id
2
identity
2
is-vs-equals
2
memory-address
1
reference-counting
4
reference-cycle
1
small-int-cache
1
string-interning
1
sys-getrefcount
1
Difficulty
1
10
Clear
Question
Tags
Difficulty
Success
1.
What Del Actually Deletes
reference-counting
del
+1
Medium
—
2.
The Extra getrefcount Reference
reference-counting
sys-getrefcount
+2
Medium
—
3.
Refcount Zero and Reused Addresses
reference-counting
id
+2
Medium
—
4.
Interned Literals vs Runtime Strings
string-interning
is-vs-equals
+2
Medium
—
5.
CPython Memory Management Facts
reference-counting
garbage-collection
+2
Medium
—
6.
The Small-Int Cache Boundary
small-int-cache
is-vs-equals
+2
Hard
33%
7.
Reference Counting Cannot Break Cycles
reference-cycle
garbage-collection
+2
Hard
—
reference-counting
del
cpython
sys-getrefcount
id
memory-address
string-interning
is-vs-equals
identity
garbage-collection
small-int-cache
reference-cycle
gc-module
+1
+2
+3
+4
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