chore: Remove unused base64 utils

sentry_sdk/utils.py

@@ -1,4 +1,3 @@
-import base64
 import copy
 import json
 import linecache
@@ -85,8 +84,6 @@
 
 _installed_modules = None
 
-BASE64_ALPHABET = re.compile(r"^[a-zA-Z0-9/+=]*$")
-
 FALSY_ENV_VALUES = frozenset(("false", "f", "n", "no", "off", "0"))
 TRUTHY_ENV_VALUES = frozenset(("true", "t", "y", "yes", "on", "1"))
 _AWS_SIGV4_SIGNING_ALGORITHMS = frozenset(
@@ -1620,43 +1617,6 @@ def run(self) -> None:
         )
 
 
-def to_base64(original: str) -> "Optional[str]":
-    """
-    Convert a string to base64, via UTF-8. Returns None on invalid input.
-    """
-    base64_string = None
-
-    try:
-        utf8_bytes = original.encode("UTF-8")
-        base64_bytes = base64.b64encode(utf8_bytes)
-        base64_string = base64_bytes.decode("UTF-8")
-    except Exception as err:
-        logger.warning("Unable to encode {orig} to base64:".format(orig=original), err)
-
-    return base64_string
-
-
-def from_base64(base64_string: str) -> "Optional[str]":
-    """
-    Convert a string from base64, via UTF-8. Returns None on invalid input.
-    """
-    utf8_string = None
-
-    try:
-        only_valid_chars = BASE64_ALPHABET.match(base64_string)
-        assert only_valid_chars
-
-        base64_bytes = base64_string.encode("UTF-8")
-        utf8_bytes = base64.b64decode(base64_bytes)
-        utf8_string = utf8_bytes.decode("UTF-8")
-    except Exception as err:
-        logger.warning(
-            "Unable to decode {b64} from base64:".format(b64=base64_string), err
-        )
-
-    return utf8_string
-
-
 Components = namedtuple("Components", ["scheme", "netloc", "path", "query", "fragment"])
 
 

tests/utils/test_general.py

@@ -11,12 +11,10 @@
     Dsn,
     exceptions_from_error_tuple,
     filename_for_module,
-    from_base64,
     iter_event_stacktraces,
     safe_repr,
     set_in_app_in_frames,
     strip_string,
-    to_base64,
 )
 
 try:
@@ -550,59 +548,6 @@ def test_iter_stacktraces():
     ) == {1, 2, 3}
 
 
-@pytest.mark.parametrize(
-    ("original", "base64_encoded"),
-    [
-        # ascii only
-        ("Dogs are great!", "RG9ncyBhcmUgZ3JlYXQh"),
-        # emoji
-        ("🐶", "8J+Qtg=="),
-        # non-ascii
-        (
-            "Καλό κορίτσι, Μάιζεϊ!",
-            "zprOsc67z4wgzrrOv8+Bzq/PhM+DzrksIM6czqzOuc62zrXPiiE=",
-        ),
-        # mix of ascii and non-ascii
-        (
-            "Of margir hundar! Ég geri ráð fyrir að ég þurfi stærra rúm.",
-            "T2YgbWFyZ2lyIGh1bmRhciEgw4lnIGdlcmkgcsOhw7AgZnlyaXIgYcOwIMOpZyDDvnVyZmkgc3TDpnJyYSByw7ptLg==",
-        ),
-    ],
-)
-def test_successful_base64_conversion(original, base64_encoded):
-    # all unicode characters should be handled correctly
-    assert to_base64(original) == base64_encoded
-    assert from_base64(base64_encoded) == original
-
-    # "to" and "from" should be inverses
-    assert from_base64(to_base64(original)) == original
-    assert to_base64(from_base64(base64_encoded)) == base64_encoded
-
-
-@pytest.mark.parametrize(
-    "input",
-    [
-        1231,  # incorrect type
-        True,  # incorrect type
-        [],  # incorrect type
-        {},  # incorrect type
-        None,  # incorrect type
-        "yayfordogs",  # wrong length
-        "#dog",  # invalid ascii character
-        "🐶",  # non-ascii character
-    ],
-)
-def test_failed_base64_conversion(input):
-    # conversion from base64 should fail if given input of the wrong type or
-    # input which isn't a valid base64 string
-    assert from_base64(input) is None
-
-    # any string can be converted to base64, so only type errors will cause
-    # failures
-    if not isinstance(input, str):
-        assert to_base64(input) is None
-
-
 @pytest.mark.parametrize(
     "input,max_length,result",
     [