init

7 files changed, 86 insertions, 0 deletions

diff --git a/python/cmp.py b/python/cmp.py
new file mode 100755
index 0000000..9bc6871
--- /dev/null
+++ b/python/cmp.py
@@ -0,0 +1,16 @@
+#!/usr/bin/env python2
+
+
+class A:
+  def __init__(self, a):
+    self.a = a
+
+  def __cmp__(self, b):
+    if self.a==b.a: return 0
+    return 1
+
+a = A("a")
+b = A("b")
+c = A("a")
+print a == c
+
diff --git a/python/kwargs.py b/python/kwargs.py
new file mode 100755
index 0000000..d1a81ea
--- /dev/null
+++ b/python/kwargs.py
@@ -0,0 +1,10 @@
+#!/usr/bin/env python2
+
+
+def fun(*args, **kwargs):
+  print args
+  print kwargs
+
+if __name__=="__main__":
+  fun(1,2,3,4,a=2,b=4,c=4)
+
diff --git a/python/linked_list.py b/python/linked_list.py
new file mode 100755
index 0000000..8754e04
--- /dev/null
+++ b/python/linked_list.py
@@ -0,0 +1,31 @@
+#!/usr/bin/env python2 
+
+
+class El():
+    def __init__(self, val=None, nxt=None):
+        self.val = val
+        self.nxt = nxt
+
+    def getNext(self):
+        return self.nxt
+
+    def getVal(self):
+        return self.val
+
+
+class Ll():
+    def __init__(self, first):
+        self.first = first
+
+    def iterv(self):
+        el = self.first
+        while True:
+            yield el.getVal()
+            el = el.getNext()
+            if not el: break
+
+a = Ll(El("first", El("second")))
+
+for i in a.iterv():
+    print i
+
diff --git a/python/lowercase.py b/python/lowercase.py
new file mode 100755
index 0000000..a096d43
--- /dev/null
+++ b/python/lowercase.py
@@ -0,0 +1,8 @@
+#!/usr/bin/env python2
+
+import sys
+
+
+for line in sys.stdin:
+  sys.stdout.write(line.lower())
+
diff --git a/python/mapred.py b/python/mapred.py
new file mode 100755
index 0000000..c61f7cc
--- /dev/null
+++ b/python/mapred.py
@@ -0,0 +1,7 @@
+#!/usr/bin/env python2
+
+
+a = [1, 2, 3, 4, 5]
+b = reduce(lambda x,y: x+y, map(lambda x: x**2, a))
+print b
+
diff --git a/python/pairs.py b/python/pairs.py
new file mode 100755
index 0000000..8372775
--- /dev/null
+++ b/python/pairs.py
@@ -0,0 +1,7 @@
+#!/usr/bin/env python2
+
+
+a=[1,2,3,4,5,6,7,8,9,10]
+b=[(a[i], a[j]) for i in range(len(a)) for j in range(i+1,len(a))]
+print len(b)
+
diff --git a/python/script_path.py b/python/script_path.py
new file mode 100755
index 0000000..c199583
--- /dev/null
+++ b/python/script_path.py
@@ -0,0 +1,7 @@
+#!/usr/bin/env python2
+
+import os
+
+
+print os.path.dirname(os.path.abspath(__file__))
+