AttributeError: module 'mmap' has no attribute 'MAP_PRIVATE'

[Byorun-repo]

When I tried running the BurstData tutorial notebook I get the following error

---

AttributeError Traceback (most recent call last)
Input In [6], in <cell line: 1>()
----> 1 bd = BurstData(
2 fp=fil_file,
3 dm=475.28400,
4 tcand=2.0288800,
5 width=2,
6 snr=16.8128,
7 )

File ~\Desktop....\burstfit\burstfit-main\burstfit\data.py:44, in BurstData.init(self, fp, dm, tcand, width, snr, min_samp, kill_mask, spectral_kurtosis_sigma, savgol_frequency_window, savgol_sigma, flag_rfi)
29 def init(
30 self,
31 fp=None,
(...)
41 flag_rfi=False,
42 ):
---> 44 Candidate.init(
45 self,
46 fp=fp,
47 dm=dm,
48 tcand=tcand,
49 width=width,
50 label=-1,
51 snr=snr,
52 min_samp=min_samp,
53 device=0,
54 kill_mask=kill_mask,
55 spectral_kurtosis_sigma=spectral_kurtosis_sigma,
56 savgol_frequency_window=savgol_frequency_window,
57 savgol_sigma=savgol_sigma,
58 flag_rfi=flag_rfi,
59 )
60 self.dispersed_at_dm = None
61 self.i0 = None

File C:\Python310\lib\site-packages\your\candidate.py:51, in Candidate.init(self, fp, dm, tcand, width, label, snr, min_samp, device, kill_mask, spectral_kurtosis_sigma, savgol_frequency_window, savgol_sigma, flag_rfi)
35 def init(
36 self,
37 fp=None,
(...)
49 flag_rfi=False,
50 ):
---> 51 Your.init(self, fp)
52 self.dm = dm
53 self.tcand = tcand

File C:\Python310\lib\site-packages\your\your.py:72, in Your.init(self, file)
70 logger.debug(f"Reading the file(s): {self.your_file}")
71 self.formatclass = FORMATS[self.format]
---> 72 self.formatclass.init(self, self.your_file)
73 if not self.source_name:
74 logger.info(
75 f"Source name not present in the file. Setting source name to TEMP"
76 )

File C:\Python310\lib\site-packages\your\formats\pysigproc.py:87, in SigprocFile.init(self, fp, copy_hdr)
84 self.fp = fp
85 self.read_header(self.fp)
86 self._mmdata = mmap.mmap(
---> 87 self.fp.fileno(), 0, mmap.MAP_PRIVATE, mmap.PROT_READ
88 )
90 self.bw = self.nchans * self.foff
91 self.cfreq = self.fch1 + (self.bw / 2) - (self.foff / 2)

AttributeError: module 'mmap' has no attribute 'MAP_PRIVATE'

How do I resolve this?