def _get_samples(self, samples):
    """
    Internal function. Prelude for each step() to read in perhaps
    non empty list of samples to process. Input is a list of sample names,
    output is a list of sample objects."""
    ## if samples not entered use all samples
    if not samples:
        samples = self.samples.keys()

    ## Be nice and allow user to pass in only one sample as a string,
    ## rather than a one element list. When you make the string into a list
    ## you have to wrap it in square braces or else list makes a list of
    ## each character individually.
    if isinstance(samples, str):
        samples = list([samples])

    ## if sample keys, replace with sample obj
    assert isinstance(samples, list), \
        "to subselect samples enter as a list, e.g., [A, B]."
    newsamples = [self.samples.get(key) for key in samples \
                  if self.samples.get(key)]
    strnewsamples = [i.name for i in newsamples]

    ## are there any samples that did not make it into the dict?
    badsamples = set(samples).difference(set(strnewsamples))
    if badsamples:
        outstring = ", ".join(badsamples)
        raise IPyradError(\
        "Unrecognized Sample name(s) not linked to {}: {}"\
        .format(self.name, outstring))

    ## require Samples
    assert newsamples, \
           "No Samples passed in and none in assembly {}".format(self.name)

    return newsamples
def _get_samples(self, samples):
    """
    Internal function. Prelude for each step() to read in perhaps
    non empty list of samples to process. Input is a list of sample names,
    output is a list of sample objects."""
    ## if samples not entered use all samples
    if not samples:
        samples = self.samples.keys()

    ## Be nice and allow user to pass in only one sample as a string,
    ## rather than a one element list. When you make the string into a list
    ## you have to wrap it in square braces or else list makes a list of
    ## each character individually.
    if isinstance(samples, str):
        samples = list([samples])

    ## if sample keys, replace with sample obj
    assert isinstance(samples, list), \
        "to subselect samples enter as a list, e.g., [A, B]."
    newsamples = [self.samples.get(key) for key in samples \
                  if self.samples.get(key)]
    strnewsamples = [i.name for i in newsamples]

    ## are there any samples that did not make it into the dict?
    badsamples = set(samples).difference(set(strnewsamples))
    if badsamples:
        outstring = ", ".join(badsamples)
        raise IPyradError(\
        "Unrecognized Sample name(s) not linked to {}: {}"\
        .format(self.name, outstring))

    ## require Samples
    assert newsamples, \
           "No Samples passed in and none in assembly {}".format(self.name)

    return newsamples
def _get_samples ( self , samples ) : ## if samples not entered use all samples if not samples : samples = self . samples . keys ( ) ## Be nice and allow user to pass in only one sample as a string, ## rather than a one element list. When you make the string into a list ## you have to wrap it in square braces or else list makes a list of ## each character individually. if isinstance ( samples , str ) : samples = list ( [ samples ] ) ## if sample keys, replace with sample obj assert isinstance ( samples , list ) , "to subselect samples enter as a list, e.g., [A, B]." newsamples = [ self . samples . get ( key ) for key in samples if self . samples . get ( key ) ] strnewsamples = [ i . name for i in newsamples ] ## are there any samples that did not make it into the dict? badsamples = set ( samples ) . difference ( set ( strnewsamples ) ) if badsamples : outstring = ", " . join ( badsamples ) raise IPyradError ( "Unrecognized Sample name(s) not linked to {}: {}" . format ( self . name , outstring ) ) ## require Samples assert newsamples , "No Samples passed in and none in assembly {}" . format ( self . name ) return newsamples
Internal function. Prelude for each step() to read in perhaps
    non empty list of samples to process. Input is a list of sample names,
    output is a list of sample objects.
Internal function . Prelude for each step () to read in perhaps non empty list of samples to process . Input is a list of sample names output is a list of sample objects .