ref: Add include_source_context option

Some users do not like the source context to be there, and so add `include_source_context` option to opt-out.

Fixes getsentry#2017

Author: farhatnawaz

sentry_sdk/utils.py

@@ -594,8 +594,10 @@ def filename_for_module(module, abs_path):
         return abs_path
 
 
-def serialize_frame(frame, tb_lineno=None, include_local_variables=True):
-    # type: (FrameType, Optional[int], bool) -> Dict[str, Any]
+def serialize_frame(
+    frame, tb_lineno=None, include_local_variables=True, include_source_context=True
+):
+    # type: (FrameType, Optional[int], bool, bool) -> Dict[str, Any]
     f_code = getattr(frame, "f_code", None)
     if not f_code:
         abs_path = None
@@ -611,18 +613,24 @@ def serialize_frame(frame, tb_lineno=None, include_local_variables=True):
     if tb_lineno is None:
         tb_lineno = frame.f_lineno
 
-    pre_context, context_line, post_context = get_source_context(frame, tb_lineno)
-
     rv = {
         "filename": filename_for_module(module, abs_path) or None,
         "abs_path": os.path.abspath(abs_path) if abs_path else None,
         "function": function or "<unknown>",
         "module": module,
         "lineno": tb_lineno,
-        "pre_context": pre_context,
-        "context_line": context_line,
-        "post_context": post_context,
     }  # type: Dict[str, Any]
+
+    if include_source_context:
+        pre_context, context_line, post_context = get_source_context(frame, tb_lineno)
+        rv.update(
+            {
+                "pre_context": pre_context,
+                "context_line": context_line,
+                "post_context": post_context,
+            }
+        )
+
     if include_local_variables:
         rv["vars"] = frame.f_locals
 
@@ -1240,7 +1248,6 @@ def sanitize_url(url, remove_authority=True, remove_query_values=True):
 
 
 def parse_url(url, sanitize=True):
-
     # type: (str, bool) -> ParsedUrl
     """
     Splits a URL into a url (including path), query and fragment. If sanitize is True, the query