🕵️ Stack Trace Lineup

ba = bytearray(b"hi")
ba += "there"

Traceback (most recent call last):
  File "lineup.py", line 2, in <module>
    ba += "there"
TypeError: can't concat str to bytearray

lst = [1, 2]
gen = (x for x in [])
lst.extend(gen)
print(lst)

Traceback (most recent call last):
  File "lineup.py", line 3, in <module>
    lst.extend(gen)
    ~~~~~~~~~~^^^^^
StopIteration

import pickle

def make():
    class Local: pass
    return Local()

pickle.dumps(make())

Traceback (most recent call last):
  File "lineup.py", line 7, in <module>
    pickle.dumps(make())
    ~~~~~~~~~~~~^^^^^^^^
_pickle.PicklingError: Can't pickle <class '__main__.make.<locals>.Local'>: it's not found as __main__.Local

import pickle
pickle.dumps(lambda x: x)

Traceback (most recent call last):
  File "lineup.py", line 2, in <module>
    pickle.dumps(lambda x: x)
    ~~~~~~~~~~~~^^^^^^^^^^^^^
_pickle.PicklingError: Can't pickle <function <lambda> at 0x1046b3ce0>: attribute lookup <lambda> on __main__ failed

x = 2 ** 10000
float(x)

Traceback (most recent call last):
  File "lineup.py", line 2, in <module>
    float(x)
    ~~~~~^^^
OverflowError: int too large to convert to float