condensing code
This commit is contained in:
Philip Eisenlohr
parent
90fdb24faa
commit
3caf2c1296
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@ -21,27 +21,27 @@ class Table():
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Additional, human-readable information.
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"""
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self.comments = [] if comments is None else [c for c in comments]
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self.data = pd.DataFrame(data=data)
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labels = {}
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i = 0
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for label in shapes.keys():
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for components in range(np.prod(shapes[label])):
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labels[i] = label
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i+=1
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if i != self.data.shape[1]:
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raise IndexError('Shape mismatch between shapes and data')
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self.data.rename(columns=labels,inplace=True)
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if comments is None:
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self.comments = []
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else:
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self.comments = [c for c in comments]
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self.shapes = shapes
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labels = []
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for label,shape in self.shapes.items():
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labels += [label] * np.prod(shape)
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if len(labels) != self.data.shape[1]:
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raise IndexError('Mismatch between shapes and data')
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self.data.rename(columns=dict(zip(range(len(labels)),labels)),inplace=True)
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def __add_comment(self,label,shape,info):
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if info is not None:
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self.comments.append('{}{}: {}'.format(label,
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' '+str(shape) if np.prod(shape,dtype=int) > 1 else '',
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info))
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@staticmethod
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def from_ASCII(fname):
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"""
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@ -67,7 +67,7 @@ class Table():
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header = int(header)
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else:
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raise Exception
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comments = [f.readline()[:-1] for i in range(header-1)]
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comments = [f.readline()[:-1] for i in range(1,header)]
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labels = f.readline().split()
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shapes = {}
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@ -81,10 +81,10 @@ class Table():
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if vector_column:
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shapes[label.split('_',1)[1]] = (int(label.split('_',1)[0]),)
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else:
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shapes[label]=(1,)
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data = pd.read_csv(f,names=[i for i in range(len(labels))],sep=r'\s+').to_numpy()
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shapes[label] = (1,)
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data = pd.read_csv(f,names=list(range(len(labels))),sep=r'\s+').to_numpy()
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return Table(data,shapes,comments)
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@ -107,7 +107,8 @@ class Table():
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idx,key = label.split('_',1)
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return self.data[key].to_numpy()[:,int(idx)-1].reshape((-1,1))
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else:
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return self.data[label].to_numpy().reshape((-1,)+self.shapes[label])
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return self.data[label].to_numpy().reshape((-1,)+self.shapes[label]) # better return shape (N) instead of (N,1), i.e. no reshaping?
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def set(self,label,data,info=None):
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"""
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@ -123,11 +124,7 @@ class Table():
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Human-readable information about the new data.
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"""
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if info is not None:
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if np.prod(data.shape[1:],dtype=int) == 1:
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self.comments.append('{}: {}'.format(label,info))
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else:
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self.comments.append('{} {}: {}'.format(label,data.shape[1:],info))
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self.__add_comment(label,data.shape[1:],info)
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if re.match(r'[0-9]*?_',label):
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idx,key = label.split('_',1)
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@ -136,6 +133,7 @@ class Table():
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else:
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self.data[label] = data.reshape(self.data[label].shape)
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def add(self,label,data,info=None):
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"""
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Add column data.
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@ -150,17 +148,15 @@ class Table():
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Human-readable information about the modified data.
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"""
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if info is not None:
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if np.prod(data.shape[1:],dtype=int) == 1:
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self.comments.append('{}: {}'.format(label,info))
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else:
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self.comments.append('{} {}: {}'.format(label,data.shape[1:],info))
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self.__add_comment(label,data.shape[1:],info)
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self.shapes[label] = data.shape[1:] if len(data.shape) > 1 else (1,)
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size = np.prod(data.shape[1:],dtype=int)
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new_data = pd.DataFrame(data=data.reshape(-1,size),
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columns=[label for l in range(size)])
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self.data = pd.concat([self.data,new_data],axis=1)
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self.data = pd.concat([self.data,
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pd.DataFrame(data=data.reshape(-1,size),
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columns=[label]*size)],
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axis=1)
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def delete(self,label):
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"""
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@ -176,6 +172,7 @@ class Table():
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del self.shapes[label]
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def rename(self,label_old,label_new,info=None):
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"""
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Rename column data.
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@ -190,9 +187,10 @@ class Table():
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"""
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self.data.rename(columns={label_old:label_new},inplace=True)
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comments = '{} => {}'.format(label_old,label_new)
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comments += ': {}'.format(info) if info is not None else ''
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self.comments.append(comments)
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self.comments.append('{} => {}{}'.format(label_old,
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label_new,
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'' if info is None else ': {}'.format(info),
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))
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self.shapes[label_new] = self.shapes.pop(label_old)
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@ -223,6 +221,7 @@ class Table():
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for t in _temp: self.delete(t)
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self.comments.append('sorted by [{}]'.format(', '.join(labels)))
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def to_ASCII(self,fname):
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"""
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Store as plain text file.
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@ -238,14 +237,14 @@ class Table():
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if(self.shapes[l] == (1,)):
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labels.append('{}'.format(l))
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elif(len(self.shapes[l]) == 1):
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labels+=['{}_{}'.format(i+1,l)\
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for i in range(self.shapes[l][0])]
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labels += ['{}_{}'.format(i+1,l) \
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for i in range(self.shapes[l][0])]
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else:
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labels+=['{}:{}_{}'.format('x'.join([str(d) for d in self.shapes[l]]),i+1,l)\
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for i in range(np.prod(self.shapes[l],dtype=int))]
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labels += ['{}:{}_{}'.format('x'.join([str(d) for d in self.shapes[l]]),i+1,l) \
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for i in range(np.prod(self.shapes[l],dtype=int))]
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header = ['{} header'.format(len(self.comments)+1)]\
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+ self.comments\
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header = ['{} header'.format(len(self.comments)+1)] \
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+ self.comments \
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+ [' '.join(labels)]
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try:
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