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141 lines
2.0 KiB
Python
141 lines
2.0 KiB
Python
# -----------------
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# list comprehensions
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# -----------------
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# basics:
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a = ['' for a in [1]]
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#? str()
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a[0]
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#? ['insert']
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a.insert
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a = [a for a in [1]]
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#? int()
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a[0]
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y = 1.0
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# Should not leak.
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[y for y in [3]]
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#? float()
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y
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a = [a for a in (1, 2)]
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#? int()
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a[0]
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a = [a for a,b in [(1,'')]]
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#? int()
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a[0]
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arr = [1,'']
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a = [a for a in arr]
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#? int() str()
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a[0]
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a = [a if 1.0 else '' for a in [1] if [1.0]]
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#? int() str()
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a[0]
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# name resolve should be correct
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left, right = 'a', 'b'
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left, right = [x for x in (left, right)]
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#? str()
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left
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# with a dict literal
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#? str()
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[a for a in {1:'x'}][0]
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# list comprehensions should also work in combination with functions
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def listen(arg):
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for x in arg:
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#? str()
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x
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listen(['' for x in [1]])
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#? str
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([str for x in []])[0]
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# -----------------
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# nested list comprehensions
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# -----------------
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b = [a for arr in [[1]] for a in arr]
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#? int()
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b[0]
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b = [a for arr in [[1]] if '' for a in arr if '']
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#? int()
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b[0]
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b = [b for arr in [[[1.0]]] for a in arr for b in a]
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#? float()
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b[0]
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# jedi issue #26
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#? list()
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a = [[int(v) for v in line.strip().split() if v] for line in ["123", "123", "123"] if line]
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#? list()
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a[0]
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#? int()
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a[0][0]
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# -----------------
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# generator comprehensions
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# -----------------
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left, right = (i for i in (1, ''))
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#? int()
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left
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#? str()
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right
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gen = (i for i in (1,))
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#? int()
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next(gen)
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#?
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gen[0]
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gen = (a for arr in [[1.0]] for a in arr)
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#? float()
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next(gen)
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#? int()
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(i for i in (1,)).send()
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# issues with different formats
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left, right = (i for i in
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('1', 2))
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#? str()
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left
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#? int()
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right
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# -----------------
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# set comprehensions
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# -----------------
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##? str()
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{a - 1: b for a, b in {1: 'a', 3: 1.0}.items()}[0]
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#?
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{a - 1 for a in [1]}
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#? int()
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{a - 1: 3 for a in [1]}[0]
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# -----------------
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# name resolution in comprehensions.
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# -----------------
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def x():
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"""Should not try to resolve to the if hio, which was a bug."""
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#? 22
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[a for a in h if hio]
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if hio: pass
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