capstone 4.x could not be found, is the capstone backend installed?

[MRW01F]

I am trying advance analysis example from the readme.md without changing anything.
i have installed capstone with pip install capstone
running on mac M2 chip

$ pip3 show capstone
Name: capstone
Version: 4.0.2
Summary: Capstone disassembly engine
Home-page: http://www.capstone-engine.org
Author: Nguyen Anh Quynh
Author-email: [email protected]
License: UNKNOWN
Location: /Users/<user>/Library/Python/3.9/lib/python/site-packages
Requires: 
Required-by: strongarm-dataflow, strongarm-ios

when i run this particular script I am facing this error.

---------------------------------------------------------------------------
ImportError                               Traceback (most recent call last)
File /opt/anaconda3/lib/python3.11/site-packages/strongarm/macho/macho_analyzer.py:237, in MachoAnalyzer._compute_function_basic_blocks(self, entry_point, end_address)
    236 try:
--> 237     from strongarm_dataflow.dataflow import compute_function_basic_blocks_fast
    238 except ImportError as e:

ImportError: dlopen(/opt/anaconda3/lib/python3.11/site-packages/strongarm_dataflow/dataflow.cpython-311-darwin.so, 0x0002): Library not loaded: /opt/homebrew/opt/capstone/lib/libcapstone.4.dylib
  Referenced from: <227343E6-529F-3E5C-B807-54436434ECF9> /opt/anaconda3/lib/python3.11/site-packages/strongarm_dataflow/dataflow.cpython-311-darwin.so
  Reason: tried: '/opt/homebrew/opt/capstone/lib/libcapstone.4.dylib' (no such file), '/System/Volumes/Preboot/Cryptexes/OS/opt/homebrew/opt/capstone/lib/libcapstone.4.dylib' (no such file), '/opt/homebrew/opt/capstone/lib/libcapstone.4.dylib' (no such file), '/usr/local/lib/libcapstone.4.dylib' (no such file), '/usr/lib/libcapstone.4.dylib' (no such file, not in dyld cache), '/opt/homebrew/Cellar/capstone/5.0.1/lib/libcapstone.4.dylib' (no such file), '/System/Volumes/Preboot/Cryptexes/OS/opt/homebrew/Cellar/capstone/5.0.1/lib/libcapstone.4.dylib' (no such file), '/opt/homebrew/Cellar/capstone/5.0.1/lib/libcapstone.4.dylib' (no such file), '/usr/local/lib/libcapstone.4.dylib' (no such file), '/usr/lib/libcapstone.4.dylib' (no such file, not in dyld cache)

During handling of the above exception, another exception occurred:

SystemExit                                Traceback (most recent call last)
    [... skipping hidden 1 frame]

Cell In[1], line 7
      6 # A MachoAnalyzer wraps a binary and allows deeper analysis
----> 7 analyzer = MachoAnalyzer.get_analyzer(binary)
      9 # Find all calls to -[UIAlertView init] in the binary

File /opt/anaconda3/lib/python3.11/site-packages/strongarm/macho/macho_analyzer.py:415, in MachoAnalyzer.get_analyzer(cls, binary)
    414     return cls._ANALYZER_CACHE[binary]
--> 415 return MachoAnalyzer(binary)

File /opt/anaconda3/lib/python3.11/site-packages/strongarm/macho/macho_analyzer.py:183, in MachoAnalyzer.__init__(self, binary)
    182 self._build_callable_symbol_index()
--> 183 self._build_function_boundaries_index()
    185 self._cfstring_to_stringref_map = self._build_cfstring_map()

File /opt/anaconda3/lib/python3.11/site-packages/strongarm/macho/macho_analyzer.py:286, in MachoAnalyzer._build_function_boundaries_index(self)
    284 for entry_point, end_address in pairwise(sorted_entry_points):
    285     # The end address of the function is the last instruction in the last basic block
--> 286     basic_blocks = [x for x in self._compute_function_basic_blocks(entry_point, end_address)]
    287     # If we found a function with no code, just skip it
    288     # This can happen in the assembly unit tests, where we insert a jump to a dummy __text label

File /opt/anaconda3/lib/python3.11/site-packages/strongarm/macho/macho_analyzer.py:243, in MachoAnalyzer._compute_function_basic_blocks(self, entry_point, end_address)
    242     print("\ncapstone 4.x could not be found, is the capstone backend installed?\n")
--> 243     sys.exit(1)
    244 raise

SystemExit: 1

During handling of the above exception, another exception occurred:

AttributeError                            Traceback (most recent call last)
    [... skipping hidden 1 frame]

File /opt/anaconda3/lib/python3.11/site-packages/IPython/core/interactiveshell.py:2121, in InteractiveShell.showtraceback(self, exc_tuple, filename, tb_offset, exception_only, running_compiled_code)
   2118 if exception_only:
   2119     stb = ['An exception has occurred, use %tb to see '
   2120            'the full traceback.\n']
-> 2121     stb.extend(self.InteractiveTB.get_exception_only(etype,
   2122                                                      value))
   2123 else:
   2125     def contains_exceptiongroup(val):

File /opt/anaconda3/lib/python3.11/site-packages/IPython/core/ultratb.py:710, in ListTB.get_exception_only(self, etype, value)
    702 def get_exception_only(self, etype, value):
    703     """Only print the exception type and message, without a traceback.
    704 
    705     Parameters
   (...)
    708     value : exception value
    709     """
--> 710     return ListTB.structured_traceback(self, etype, value)

File /opt/anaconda3/lib/python3.11/site-packages/IPython/core/ultratb.py:568, in ListTB.structured_traceback(self, etype, evalue, etb, tb_offset, context)
    565     chained_exc_ids.add(id(exception[1]))
    566     chained_exceptions_tb_offset = 0
    567     out_list = (
--> 568         self.structured_traceback(
    569             etype,
    570             evalue,
    571             (etb, chained_exc_ids),  # type: ignore
    572             chained_exceptions_tb_offset,
    573             context,
    574         )
    575         + chained_exception_message
    576         + out_list)
    578 return out_list

File /opt/anaconda3/lib/python3.11/site-packages/IPython/core/ultratb.py:1435, in AutoFormattedTB.structured_traceback(self, etype, evalue, etb, tb_offset, number_of_lines_of_context)
   1433 else:
   1434     self.tb = etb
-> 1435 return FormattedTB.structured_traceback(
   1436     self, etype, evalue, etb, tb_offset, number_of_lines_of_context
   1437 )

File /opt/anaconda3/lib/python3.11/site-packages/IPython/core/ultratb.py:1326, in FormattedTB.structured_traceback(self, etype, value, tb, tb_offset, number_of_lines_of_context)
   1323 mode = self.mode
   1324 if mode in self.verbose_modes:
   1325     # Verbose modes need a full traceback
-> 1326     return VerboseTB.structured_traceback(
   1327         self, etype, value, tb, tb_offset, number_of_lines_of_context
   1328     )
   1329 elif mode == 'Minimal':
   1330     return ListTB.get_exception_only(self, etype, value)

File /opt/anaconda3/lib/python3.11/site-packages/IPython/core/ultratb.py:1173, in VerboseTB.structured_traceback(self, etype, evalue, etb, tb_offset, number_of_lines_of_context)
   1164 def structured_traceback(
   1165     self,
   1166     etype: type,
   (...)
   1170     number_of_lines_of_context: int = 5,
   1171 ):
   1172     """Return a nice text document describing the traceback."""
-> 1173     formatted_exception = self.format_exception_as_a_whole(etype, evalue, etb, number_of_lines_of_context,
   1174                                                            tb_offset)
   1176     colors = self.Colors  # just a shorthand + quicker name lookup
   1177     colorsnormal = colors.Normal  # used a lot

File /opt/anaconda3/lib/python3.11/site-packages/IPython/core/ultratb.py:1063, in VerboseTB.format_exception_as_a_whole(self, etype, evalue, etb, number_of_lines_of_context, tb_offset)
   1060 assert isinstance(tb_offset, int)
   1061 head = self.prepare_header(str(etype), self.long_header)
   1062 records = (
-> 1063     self.get_records(etb, number_of_lines_of_context, tb_offset) if etb else []
   1064 )
   1066 frames = []
   1067 skipped = 0

File /opt/anaconda3/lib/python3.11/site-packages/IPython/core/ultratb.py:1131, in VerboseTB.get_records(self, etb, number_of_lines_of_context, tb_offset)
   1129 while cf is not None:
   1130     try:
-> 1131         mod = inspect.getmodule(cf.tb_frame)
   1132         if mod is not None:
   1133             mod_name = mod.__name__

AttributeError: 'tuple' object has no attribute 'tb_frame'