Commitffd9fd2

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fix more data races in mtrand.pyx (#30426)

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Lines changed: 7 additions & 5 deletions

Original file line number	Diff line number	Diff line change
`@@ -222,12 +222,13 @@ cdef class RandomState:`
`222`	`222`	`"be instantized.")`
`223`	`223`	`self._bitgen= (<bitgen_t*>PyCapsule_GetPointer(capsule,name))[0]`
`224`	`224`	`self._aug_state.bit_generator=&self._bitgen`
`225`		`-self._reset_gauss()`
`226`	`225`	`self.lock=bit_generator.lock`
	`226`	`+self._reset_gauss()`
`227`	`227`
`228`	`228`	`cdef_reset_gauss(self):`
`229`		`-self._aug_state.has_gauss=0`
`230`		`-self._aug_state.gauss=0.0`
	`229`	`+withself.lock:`
	`230`	`+self._aug_state.has_gauss=0`
	`231`	`+self._aug_state.gauss=0.0`
`231`	`232`
`232`	`233`	`defseed(self,seed=None):`
`233`	`234`	`"""`
`@@ -301,8 +302,9 @@ cdef class RandomState:`
`301`	`302`	`'MT19937 BitGenerator. To silence this warning, '`
`302`	`303`	'set `legacy` to False.',RuntimeWarning)
`303`	`304`	`legacy=False`
`304`		`-st['has_gauss']=self._aug_state.has_gauss`
`305`		`-st['gauss']=self._aug_state.gauss`
	`305`	`+withself.lock:`
	`306`	`+st['has_gauss']=self._aug_state.has_gauss`
	`307`	`+st['gauss']=self._aug_state.gauss`
`306`	`308`	`iflegacyandnotisinstance(self._bit_generator,_MT19937):`
`307`	`309`	`raiseValueError(`
`308`	`310`	`"legacy can only be True when the underlying bitgenerator is "`

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